haiñer today put the death toll at 100,000, at a minimum. u.s. officials report 15 american citizens are confirmed dead. a mob estimate at 1,000 people looted stores and houses in downtown port-au-prince this afternoon. secretary of state hillary clinton arrived in haiti today to review reliefrs. >> we are focused on provide vieding humanitarian assistance-- water, food, medical help to those who are suffering. >> glor: 3600 u.s. military personnel are on the ground in haiti now. 10,000 are expected by monday. 180 tons of relief supplies have arrived. getting them out to the people is an urgent priority as we saw today firsthand. the river of supplies flooding the airport is beginning to trickle out to the three million haitians who need help. what's the priority right now? >> right now, their biggest need is water. >> glor: we went along with one of the dozens of deliveries the u.s. navy is making every hour. the drop takes just seconds. otherwise, the crew risks being mobbed by desperate haitians. like everything else here, patience is running out. in some places, looters have begun raiding supplies. but despite overwhelming misery, there is still miracles. miracles. nearly three days after the earthquake, 16-month-old winnie was pulled from the debris and placed into the arms of an uncle. the rest of her family still trapped below. >> my wife, she's inside. she's pregnant. she's got five months. >> glor: cries from help coming from the rubble have become fewer and fainter. >> are you okay? >> glor: although two dozen of the world's best search-and-rescue team are here, most digging is done by hands, and most who are saved must wait hours for medical attention. >> we have very, very, very few doctors. >> glor: the wounded must comfort themselves with prayer or song. for many thousands killed by this catastrophe, there is no dignity. they are laid to rest under the open sky, in roadside ditches or dropped in the city dump. did your daughter say anything to you. this woman is not physically injured but paralyze bide grief. she held her 23-year-old daughter, mary rose, for five hours before she decide. she wants to touch her daughter's face for the last time and then say good-bye. she buried her daughter this afternoon. proper funerals have become a rarity in haiti. sadly, the anguish of a parent losing her child have not. a strong aftershock, plaggitude 4.5, shook haiti's capital, port-au-prince, today briefly interrupting the efforts to rescue victims, but the despair and grief this evening is not confined just to the capital. kelly cobiella has one town's story. >> reporter: this is leogone, a small haitian town just 15 miles from port-au-prince. nearly qich% of the town is destroyed. and the coffin maker here was told to stop making coffins. there are just too many bodies. >> ( translated ): all of them go in the same boat. that's the reason we stopped making those caskets. >> reporter: here, people are desperate for food and water. hundreds line up outside the police station looking for help. five days after the quake, no relief agencies have been here, and the local haitian police force left town. >> this is terrible out here. it's terrible. too many people dying, and it's still shaking. >> reporter: quake survivors are now desperately trying to get out of the devastated areas to places they hope will be safer. 42-year-old ico says she just stepped out to buy groceries before the quake struck. it saved her life. she lost her husband, sister, and 13-year-old daughter what are still buried in the rubble. all she has lest are the clothes on her back. >> she has nothing left. >> reporter: for five years father jir has been the priest in this church. in the city of carrefour, there are confusion and chaos. >> nothing, nothing, nothing. >> water, food? >> nothing, nothing has been given to nobody. >> reporter: they can't stay, and they can't afford to leave. jeff, bus price prices have neay doubled. >> glor:icle kelly, we have both seen it-- widespread desperation. >> reporter: and i think the quake victims because they don't have information don't realize the enormity of it. >> glor: with haiti's meager health care system completely overwhelmed right now, medical teams from overseas are working nonstop to try to fill the gaps. "early show" medical correspondent consider jennifer ashton spent a night in one hospital. >> reporter: 10 p.m., port-au-prince airport. our team of 11 doctors and nurses from florida land. >> orthopedics. >> ortho. >> e.n.t . >> reporter: and within minutes, it is literally all hands on deck. >> get up! >> reporter: this very makeshift clinic overseen by doctors from the university of miami medical center, it's overrun with patients. no on the other side. we have three patients who are looking imminently near death, and we have nowhere to even put the bodies right now. >> reporter: this is a six-month-old baby girl who sustained second- and third-degree burns to 40% of her body which puts her at risk for dehydration, infection. this is a cream that helps with healing and helps to prevent infection. we're also giving her antibiotics and pain medication. if we were in a hospital, this baby would be probably sedated in the operating room. one doctor called it civil war medicine. the surgical suite here-- on my count, one, two, three-- a folding banquet table in the open air. at 3:00 a.m., a small miracle, courtesy of the south florida urban search-and-rescue team. this 15-year-old girl, known only as lovely, was trapped under a school collapse, a dead body on top of her, and her arm pinned by concrete. e.m.t. dr. market grossman had but one choice. >> i had to go in and try to ampitate her arm. >> reporter: what equipment did you have? >> first i tried with a scalpel to cut through the skin but the way she was positioned i couldn't cut all the way through, and then i had to use an electric saw that we use for regular rescues to get people out of cars. >> reporter: but it worked. i help resuscitate lovely as surgeons tied off the major blood vessels in her arm. and things have hardly slowed down. today we have been unbelievably busy at the medical clennic. >> glor: we should note are you here as a doctor who was pressed into service because of the great need. >> reporter: just about four hours ago, a two-month-old baby girl was pulled from the rubble and brought to the makeshift hospital where our medical team has been work. she had sustained two depressed skull fractures, had multiple broken ribs and was critically dehydrated. we named her baby jean and we were able to put her on the next flight out to miami although her prognosis is uncertain at best, jeff. >> glor: dr. jen ashton, thank you very much hundreds of americans have been evacuated and are back home, but many more are missing and feared dead. many of them were staying at the same hotel here in port-au-prince. geig geig now has more on that. >> reporter: rick santos thought he might never see his wife and sons again. >> that was a couple of dark moments there thinking about them growing up without me. so, so, yeah, it was really-- very emotional. >> reporter: the head of a nonprofit health organization and five colleagues were buried for two days in the rubble of haiti's hotel montana. >> we heard crashing. we were all thrown. we went dark. dust everywhere, in our mouths, in our throats. >> glor: the hotel was filled with americans when the quake hit. among them, lynn university student melissa elliot who was on a nition to help haiti's poor. >> everything started to shake, and then i managed to get between the two beds. and then the floor just dropped from underneath my feet. >> glor: the elliots' only carte came home, but four other lynn students and two professors are still missing. it's been particularly cruel for the parents of 19-year-old britney gengel. >> she's alive. >> glor: they were told she was alive, but it was a mistake. they still don't know what's happened to her. >> this is our worst nightmare. we send our daughter to this school and we believe she's safe. we honor her wish to go help the poor. >> glor: of the more than 5,000 known cases involving americans in haiti, 15 are confirmed dead. on social networking sites like facebook, there are pleas for loved ones to be found safe. "still looking for katie hadley." another reads, "lord, i pray that he is found soon." those who have been found all reveal an inner strength. >> i could see a little sliver of lif light so i started diggig out. >> john scarboro dug himself out. his son-in-law and two business partners are still misses. and dr. sarla chand's son was astonished as he saw his mother rescued tv. >> to tully see her getting pulled out of rubble is pretty intense. >> my upper body is a little sore and my legs are scratched up. >> glor: melissa elliot has the cuts and bruises of a survivor but wants to stay strong for her missing friends. >> i'm sure in a couple of days it will all set in and hit me but right now i'm doing okay with everything. >> reporter: 4030 evacuees have arrived at maguire air force base in new jersey in the last 24 hours. military cargo planes are taking supplies down and bringing people back. jeff. >> glor: okay, manuel, thank you very much. we'll be back with more from haiti later in the broadcast but for now let's go back toerouserous in new york. >> mitchell: still ahead, three presidents united in one life-saving effort. [ clayton ] my name is clayton. i'm from beetown, wisconsin. and i smoked for 31 years. cigarettes had a very strong hold on me. i'd drive through a snowstorm to buy a pack of cigarettes. and i have. ♪ the thing that jumped out about chantix for me was i could start to take the pill and i could continue to smoke for up to a week. [ male announcer ] chantix is a non-nicotine pill. in studies, 44% of chantix users were quit during weeks 9 to 12 of treatment, compared to 18% on sugar pill. it's proven to reduce the urge to smoke. i know my 14-year old was very happy that i had quit. after i quit, we found a pack that she had hid on me. so -- and i just threw them away. [ male announcer ] talk to your doctor about chantix and a support plan that's right for you. some people have had changes in behavior, hostility, agitation, depressed mood and suicidal thoughts or actions while taking or after stopping chantix. if you notice agitation, hostility, depression or changes in behavior, thinking or mood that are not typical for you, or if you develop suicidal thoughts or actions, stop taking chantix and call your doctor right away. talk to your doctor about any history of depression or other mental health problems, which can get worse while taking chantix. some people can have allergic or serious skin reactions to chantix, some of which can be life threatening. if you notice swelling of face, mouth, throat or a rash stop taking chantix and see your doctor right away. tell your doctor which medicines you're taking as they may work differently when you quit smoking. chantix dosing may be different if you have kidney problems. the most common side effect is nausea. patients also reported trouble sleeping and vivid, unusual or strange dreams. until you know how chantix may affect you, use caution when driving or operating machinery. chantix should not be taken with other quit-smoking products. ♪ my kids are happy that i quit smoking and i'm really proud of myself. i'm glad chantix was out there. [ male announcer ] talk to your doctor to find out if prescription chantix is right for you. i eat yoplus. it has the great taste of yoplait, plus antioxidants, plus fiber and probiotics, plus calcium and vitamin d. new yoplus. the proactive nutrition yogurt. plus calcium and vitamin d. ♪ (announcer) right now, all over the country, discover customers are getting five percent cashback bonus on travel. it pays to get more, it pays to discover. [ deep breathing ] guh...ahhh. [ male announcer ] for a better-looking tomorrow. vicks nyquil cold & flu. the nighttime sniffling, sneezing, coughing, aching, fever, best sleep you ever got with a cold...medicine. ♪ >> mitchell: to lead a fund-raising drive for haiti earthquake relief, president obama turned to his two immediate predecessors in the white house, former presidentbill clinton and george w. bush. >> and by coming together in this way, these two leaders send an unmistakable message to the people of haiti and to the people of the world. in these difficult hours, america stands united. we stand united with the people of haiti who have shown such incredible resilience, and we will help them to recover and rebuild. >> mitchell: mr. obama and the former presidents revealed the new earthquake relief web site that is already up and running. and rapidly organized efforted to help haiti have already brought in millions of dollars in cash, food, water, medicine and other goods. from corporations to community centers folks are chipping in and randall pinkston has more on that. >> take a bag. >> reporter: in every corner of the country, americans are responding to haiti's overwhelming need. in pittsburgh, latisha mcclelland organized this collection drive. >> they took a tragic loss, and i just felt like if i could do anything to help, i would. >> reporter: in new york, donors brought goods to charity water, a nonprofit group that works with partners in haiti. >> these are the most critically needed items that our partners have told us about. they're bandages, gauze, bottled water. we need sleeping bags, blankets, tents. >> reporter: a kansas city organization is sending a portable clinic. >> once it arrives, it's ready to hit the ground running. and, you know, it has some advantages in being mobile. you can travel around to different areas and meet needs. >> reporter: while goods and supplies are important, today, president bush outlined the highest priority. >> most effective way for americans to help the people of haiti is to contribute money. >> reporter: and with help from the first lady ... we can help the american red cross as it delivers the food, water, and medicine that can save lives. >> reporter: and the internet. the american red cross is achieving astounding results. the red cross''s "text haiti 90999" yielded more than $12 million since wednesday. >> it spread so fast on sites like twitter that almost everybody has seen this. >> reporter: 30 u.s. corp rairkz including pepsico and mcdonald's, are pledging at least $1 million each. celebrities are also lending their star power to the cause. actor george cleany and haitian-born singer i didn't clef jean upon host telethon across 11 networks next friday night. here is the sober reality. no matter how many goods are brought for the haitian people or how many funds are raised it is only the beginning of what will be needed to help haiti. >> mitchell: cbs will be a part of next friday's haiti telethon. and for other ways to donate, you can go to cbsnews.com where we valinks to the major charities. and just ahead on tonight's cbs evening news. when will you know why i sell tools? tools are uncomplicated? nothing complicated about a pair of 10 inch hose clamp pliers. you know what's complicated? shipping. shipping's complicated. not really. with priority mail flat rate boxes from the postal service shipping is easy. if it fits, it ships anywhere in the country for a low flat rate. that's not complicated. come on. how about...a handshake. alright. priority mail flat rate boxes only from the postal service. a simpler way to ship. 6 years. i've had asthma forever. i never knew why my asthma symptoms kept coming back... ...kept coming back... ...or that i could help prevent them in the first place. the problem was that my controller medicine... ...was treating only 1 main cause of asthma symptoms. but there are 2. airway constriction. and inflammation. unlike most controllers, advair treats both main causes. advair treats both main causes. and that helps prevent symptoms in the first place. (announcer) advair contains salmeterol. salmeterol may increase the chance of asthma-related death. so advair is not for asthma that's well controlled on another controller medicine. advair will not replace fast-acting inhalers for sudden symptoms... ...and should not be taken more than twice a day. talk to your doctor about the risks and benefits of advair. if you take advair, see your doctor if your asthma does not improve or gets worse. if you're still having symptoms... ...ask your doctor how to help prevent them with advair. (announcer) get your first prescription free and save on refills. advair. now you know. why do women like you love activia light? sometimes i have no choice but to eat on the run... and to eat whatever happens to be around. heavy greasy food that's hard on my diet... and my digestive system. so i eat activia light every day. activia light, with bifidus regularis is clinically proven to help regulate your digestive system. mmmm. the new taste is better than ever. and with only 70 calories activia light helps make it easier to watch my weight. it helps me feel good and look good too! ♪ activia! water can be good for constipation but drinking more and more may not always help. new dulcolax balance makes water work harder to help restore balance. new dulcolax balance helps you get back to being yourself. ♪ feeling free >> mitchell: u.s. scientists warned back in 2008 that port-au-prince was ripe for a catastrophic earthquake but they had no way of predicting exactly when. advances are being made but that kind of precision is still far in the future. as we hear from ben tracy. >> reporter: last week in ureek acalifornia, this dog in a local paper's newsroom seemed to know something was coming long before his owner did, a full six seconds before an earthquake hit. unfortunately, that's about as good as short-term earthquake forecasting gets. >> we cannot predict earthquakes in the way the public would like us to predict earthquakes. >> reporter: for decades, scientists have been focusing on long-term forecast forecasts,isticfully measuring the probability that certain fault lines around the world will erupt. california could be next. it's been 300 years since a major quake rocked the southern portion of the san andreas fault near los angeles. scientists here believe there's a 99.7% chance that a 6.7 or greater earthquake could hit southern california in the next 30 years. >> 1800 people will die. >> reporter: but when is the big question. short-term prediction is the elusive holy grail of earthquake science. in april, 2009, a major earthquake in italy was preceded by a series of small earthquakes, known as foreshocks, but that doesn't always mean a big one is coming. >> we can't tell when small earthquakes are foreshocks or when they're just a part of background seismic activity. >> reporter: scientists have also studied hydroelectric activity and tidal movement with limited success. now new research using g.p.s. sensors is focused below plates and fault lines to see if tremors closer to the earth's core lead to quakes on the surface. scientists in texas used that technology in 2008 to predict haiti's fault line was primed for a major earthquake. >> the g.p.s. data allows the type of forecasting of where these large earthquakes might occur. >> reporter: but until detection technology improves, preparation is still the best defense. buildings in the u.s. must be designed to withstand major seismic events. unfortunately, haiti's are not. >> it's really not the earthquake that's killing the people. it's the buildings that fail, that fall down on people that cause moist of the casualties. >> reporter: and as we saw this week, that destruction still comes without much warning. ben tracy, cbs news, los angel angeles. >> mitchell: in just a moment, we'll have more from jeff glor in haiti. how were the holidays? endless rich food. now i'm feeling irregular, aren't you? well, i watch what i eat and i eat activia every morning. i don't see how a yogurt like activia can help with irregularity. she's living proof. take the activia challenge now. it works or it's free. with cialis for daily use... a clinically proven, low-dose tablet for erectile dysfunction you take every day so you can be ready anytime the moment is right. tell your doctor about your medical condition and all medications and ask if you're healthy enough for sexual activity. don't take cialis if you take nitrates for chest pain, as this may cause an unsafe drop in blood pressure. don't drink alcohol in excess with cialis. side effects may include headache, upset stomach, delayed backache or muscle ache. to avoid long term injury seek immediate medical help for an erection lasting more than 4 hours. if you have any sudden decrease or loss in hearing or vision stop taking cialis and call your doctor right away. (announcer) 36-hour cialis. or cialis for daily use. ask your doctor about cialis today, so when the moment is right, you can be ready. that's when i'd had it with heartburn. it was supposed to be the night i would hook mr. right. i mean look at him - he is really bringing it. and look at me - i'm blank. i got nothing. that's when i had it with frequent heartburn. that's when i got prevacid®24hr... and husband number two! (announcer) the #1 prescribed acid reducer brand over the last decade is now over-the-counter to treat frequent heartburn a full 24 hours. prevacid®24hr. when you've had it with heartburn. prevacid®24hr. i love hosting the holidays... but after all the rich, heavy food, i was irregular, so my friend recommended the activia challenge. and it worked. i don't know what i like better-- how it makes me feel... or the great taste. ♪ activia! >> glor: we are back here now in port-au-prince, haiti, with the latest on the earthquake aftermath. as many as 1,000 people looted one downtown neighborhood today as despair and anger boiled over here. at least 100,000 people are dead, including 15 american citizens. secretary of state hillary clinton arrived for a personal inspection of relief efforts while at the white house, former presidents bill clinton and george w. bush were tasked by president obama to lead a nationwide fund drive. over these past few days it has become clear that nothing yet can fully capture the magnitude of the tragedy here, but still photographers have captured some searing images. a woman crying over the death of her neighbor. another woman holding her nose as she walks past a dead body in the streets. >> every second is getting tougher. >> glor: so many earthquakes simply left by the side of the road. many injured children, likethis eight-year-old boy, crying out in pain. and now distressed patients fighting over scarce food and water. >> that's exact let's problem. they don't have no water. they don't have no food. >> glor: still photographers are capturing the scope and emotion of this disaster one moment at a time. the damage and the death toll. >> they're suffering down there. each minute, people dying. >> glor: every minute, every picture frame, it seems filled with loss and grief. ( applause ) the rescues are rare and liz likely with each passing hour. the reality for most told in so many photographs is the people who are hungry, thirsty, homeless, and desperate for he help. will be that is the cbs evening news tonight. i'm jeff glor reporting from port-au-prince, haiti. russ mitchell will be with you tomorrow evening, and i'll be reporting once again from here in haiti. good night. captioning sponsored by cbs captioned by media access group at wgbh access.wgbh.org