Now, in a cruel twist, sal is no longer the one providing the prayers, he is the one who need them. This is what really changed your life . Yes. This is it. Reporter the diagnosis came last october. The sudden pain in sal tortariccis stomach, cancer the doctors said. Attacking several organs at once. They said the cancer was in him for approximately seven years. I cant believe it. Seven years it has been in him. Not a pain. I didnt have any. Blood. Any kind of sign or symptom. After multiple surgeries doctors are telling the father of three there is little they can do. I want to be there for them. I want to walk my daughter down the aisle. I want to see my boys graduate college. I want to see this all happen. And im not sure i am going to got there. Reporter the federal governments World Trade CenterHealth Program has linked his growing list of responders who have fallen ill long after the attacks. As you began to see people get sick, were you worried about yourself . No. Why not . I just didnt have any idea, didnt think about it. Didnt think about it. Dr. Michael crane has given it plenty of thought. He runs the 9 11 Health Program clinic at mount sinai hospital in new york. Sals story, to anticipate being told more more in the upcoming years . I want to say no. The answer is yes. Reporter among the nearly 75,000 responders and survivors, Health Officials are monitoring, they have certified more than 5,400 patients with 9 11 related cancers. And dr. Crane says the numbers continue to rise. Here at sinai. 10, 15 new Cancer Patients in 10 to 15 cases of First Responders . Per week. Each week . Each week. I have been in medicine for, 40odd years. Its remarkable. Responders who died from illnesses after the attacks are not among those listed at the National September 11 memorial. But a former ground zero construction worker is keeping track at his own memorial. 45 miles away. 9 11. John feal adds new names every year to this wall on long island. Sal, like the others was a warrior and still is. He is fighting the good fight. Listen we are hoping for a miracle. Reality dictates that sal goes on this wall. Come do your tomatoes with dad. Reality singing in on Staten Island where these parents say theyre doing what they can while they can. Children. Dont forget about us. Dont forget about the families that are you have got to remember. You have got to remember. Remember what, sal . Remember this is what happened. This is the history. This is our legacy. They died and are dying and hopefully that, you know, that you think about us and remember us and keep us in your prayers. Reporter early studies have found 9 11 about a 10 to 30 higher risk of cancer than the general population. But doctors say there is still a lot of research that need to be done to understand exactly why this is happening. Late last year, lawmakers passed a measure to spend more than 8 billion to extend health and Compensation Benefits to 9 11 survivors and responders. North korea continues to rattle its Nuclear Saber just the north called threats of new International Sanctions laughable. North Korea News Agency claims the country has mastered the ability to mount a warhead on a ballistic missile. Adriana diaz reports. Reporter this is north koreas Second Nuclear test this year alone and largest yet. This comes after the u. S. And south korea held joint military exercises last month. And amid planning for a u. S. Missile defense shield on the korean peninsula. Thats angered the north and further complicated a tense situation. North korea said overnight the test was performed on a newly developed Nuclear Warhead at a remote site used for Previous Nuclear tests. South korean officials scrambled together an emergency meeting. On the way back from asia, president obama had separate phone calls with south korean president and japanese prime minister. The test violates five u. N. Security Council Resolutions and undermines regional stability. Addressed the test from geneva. Try still to monitor to fiend to to find out precisely what took place. Reporter earlier this week, pyongyang caused concern when they launched three missiles while china was hosting World Leaders at the g20 summit. Pyongyangs Nuclear Program is a source of national pride. When we visited in may, the nation showcased a parade float celebrating their january 6 that month in a threehour speech, leader kim jungunpledged to use Nuclear Weapons in only self defense. China had harsh word for pyongyang condemning the nuclear test. China said it would lorj a for mall complaint with north koreas ambassador here. Samsung warning consumers to stop using galaxy 7 smart phone because some phones have been catching fire. Don dahler reports. Since samsung released galaxy note 7 phone, 35 reports around the world of the lithium ion batteries exploding. Very surprising to me how quick the dash caught on fire. Reporter nathans jeep caught fire after he left his phone inside to charge. The last thought in my head is that a brand new device, something, simple as a phone is going to burn down my car. Reporter earlier this week, some airlines urged passengers to avoid charging the galaxy phones while on board. Voluntary recall for all 2. 5 million phones. Lithium ion batteries touted as the future but plagued with overheating and fires and in everything from hoverboard toys to ecigarettes. In 2013. Boeing was forced to ground all 50787 dream liners for three months because of problem with lithium batteries. Samsung estimates one in every 42,000 phones hatch the faulty chances. Samsung released a statement saying it is cooperating with the recall and stopped all shipments of those devices. Every touch, gently intensified. A little touch is all it takes. Ky touch. Our bacteria familys been on this cushion for generations. Alright kiddos everybody off the backpack, we made it to the ottoman. I like to watch them clean, but theyll never get me on the mattress finally theres a disinfectant mist designed for sofas, mattresses and more. Introducing new lysol max cover. Its innovative cap has a 2x wider spray lysol that. This pimples gonna last forever. Aw comon. Clearasil ultra works fast to begin visibly clearing up skin in as little as 12 hours. And acne wont last forever. Just like your mom wont walk in on you. Lets be clear. The terror attacks of september 11th are burned into the memory of most americans. 2,606 people were killed at the World Trade Center alone. Among the dead, 343 firefighters. 60 police officers. And eight paramedics. Now, 15 years later, there has been a rebirth in lower manhattan. Martha tischner takes us there. Reporter are they the tears of a nation weeping . Or a soothing rain forever trying to wash away the horror of what happened here . This is where the twin towers stood. Look down, you cannot see the and you cannot come here and forget for a moment that achingly perfect blue sky morning september 11th, 2001. Another one. Another plane just hit. Oh, my god. Reporter when the planes hit. When the towers fell. When nearly 3,000 people died on this spot. It is but 15 years later, life coexists with death. Some people see a cleansing, a catharsis when they see the water. Others see tears, what do you see . I see tears, but i also see diamond. Judith dupris spent 20 years, documenting the World Trade Center site and has written a book about its transformation part of 9 11 as the falling towers were. It is all on a continuum. Life is for the living. People need to live. It is a way of honoring the dead. Since this memorial opened in 2011, nor than 28 Million People have gazed at the names of the 9 11 dead. Those killed at the World Trade Center, also, the 40 the shanksville, pennsylvania. And 184 others at the pentagon. A rose means it is someones birthday. Having your sons name on this panel, what does that mean to you . Hopefully they will not forget him. Reporter his son jonathan was 29. A fire fighter killed in south tower. Japan here, she immediately did this. Water is very special. Look holy water. Yeah. Its natural. One of the socalled band of dads. Retired firefighters who raced to the trade center site to help. And then, spent months digging through the rubble for the bodies of their sons. Of them all, only his son wa we found jonathan on the 11th of december. Reporter 15 years on, he is still here. An advocate for september 11th families. And cofounder of the 9 11 tribute center. When i had the coat, i could hug it. Where his sons coat and helmet are now on display. Jonathan and my buddies are difficult. Reporter 9 months after the World Trade Center attacks the site had been cleared. Except for one nearly 60ton beam. By then, covered with the names and photos and drawings of the people who had done the clearing. And just as it had each time human remains were found. Activity at ground zero stopped when that last column was removed. And reverently borne away. But when the 9 11 Memorial Museum opened in 2014, 12 years later, there it was the building built around it. When you go there, it all comes if you lived in new york city. A sickness almost. John was a music and dance king. Reporter youre haunted again by the faces of the lost. All of the smiling people whose stories have to be told for them here. What you are looking at here is called impact steel. This is where 9 11 begins. Reporter o greg carefelo is a volunteer dose end. Survivor of two world trades. I owned a business in the tower. Owner of a Digital Printing business in the south tower he nearly died on 9 11. His office was destroyed. The stairs are also known as the pathway to freedom. Yet here he is, week after week, right where it happened. Reporter what do you get out of it . I get a freedom from the reporter what do you mean . There is a certain luggage that you carry since that day. For me it is a freedom to speak to the people and to share the experience but also it is cathartic. It lets me feel better in sharing my story with them. Reporter he is with another Printing Company now and could work anywhere. But his office is on the 85th floor of the new one World Trade Center. Greg carafelo is the only twin towers businessman willing to take a chance on the site again. It is an act of pride. Come back to one of the greatest buildings i have been involved in, looking at the way it is built, and the beauty of it. I think it is a salute to what we do in america. Reporter it is 1776 feet high, counting its spire. And like practically everything didnt happen without fights. Over its design. Over its name. One World Trade Center. Instead of the original, freedom tower. Over what if god forbid, there were another attack . One World Trade Center is built around a concrete core. That core is made of the strongest concrete every used anywhere in a skyscraper. And so, should anything happen, all of the occupants all of the Communication System thousands, everything you might need, it is all protected inside of the core. There are ghostly nods to the twin towers. But whats new here and what used to be called ground zero has been built to be beautiful. The oculus is a train station and shopping mall. When i came in here the first time. There was almost heavenly in a take these pictures. 15 years after 9 11, the World Trade Center is still a work in progress. With as many as three buildings, not yet even begun. The cost 15 billion and counting. Too much . Or a necessary downpayment on healing . 26,000 people worked on this site. They gave it their all. And in the process, of giving it their all, are doing back breaking work, they also were the beneficiaries of the redemption that comes with that. They were at the completion, they were at the wholeness, and there isnt a Single Person that did not say, they worked on this project on behalf of all of those who died. But it is also a place to look nine chimpanzees who spent their lives as Laboratory Experiments will soon be free. The group has been transported to a wildlife refuge in northern georgia where they will live out their days in the wild. Mark strassmann has the story reporter standing in the main cage of the chimp sanctuary and in the space because these chimps are in quarantine. Last year all chimps were declared an endangered species. So for the girls no more testing. Just a retire. That they deserve. One cage at a time. Workers for the Nonprofit Group project chimp. Unloaded all nine animals. For the last decade or so, each of t and used in experiments. This sanctuary is their new home. And jess sica hartell a prime tl gist is their director. 16 hours with nine chimps sound like the road trip from hell. How was it . Kidding we didnt sleep. It wasnt super easy. We were excited. Our adrenaline on high. Theyre living their life for the first time really. The smartest primate, the closest relatives to humans which is why the new Iberia Research center in louisiana used 220 for medical testing. In 2009 undercover video shot by Humane Society showed terrified animals yanked from cages and strapped down for experiments. No more. On wednesday night, the first truck load of chimps left louisiana, bound for georgia. And the sprawling walled 236acre preserve where all of the chimps eventually will room free. These cages are used. Sarah beckler davis lead project chimp. This marks the end of privately funded research on chimpanzees in the u. S. A huge deal. End of an era for the guys. Reporter are you worried about ptsd. There are studies that show chimps out of Research Show signs of ptsd. We will look for the signs. Quarantined and observed before the next month. Hartell calls their release long overdue. There is a personality there. Theyre individuals. Been used as a tool t and we should be ashamed of ourselves for letting this happen to beings. Real beings. Reporter all these chimps are between 10 and 13 years old have never touched grass or swung from a tree. Chimps can live to be 50. Once theyre set loose into the sanctuary, forward to a habitat that feels much more like home. It was 25 years ago this weekend that a little known garage band from seattle turned the music world on its head. Nirvanas megahit smells like teen spirit dropped like a bomb and became a song to rock bars and dorm rooms to this day. Anthony mays on has a look at the song and the music culture it spawned. 25 years ago today nirvana released smells like teen spirit. . . And changed the music landscape its hard to sum up what was Ground Breaking abut teen spirit. It was the Ground Breaking. You hear about music that changed the world and this actually did. Teen spirit opened the door for grunge. Changed what people wanted out of popular music. Opened the door for punk rock and all of the anarchy and anger to enter the american popular mainstream. Amazing. Thats why it placed high. Reporter teen spirit the first single released off the bands secon was the only track in which all three members of nirvana, lead singer, kurt cobain, and the bassist and drummer, received the writing credit. . . Surprisingly the song which many consider an anthem of generation x was not a hit at first. It certainly was not a hit. Nobody really expected this song to be a hit. They didnt expect the record, if it sold 50,000 copies of this album. It ended up selling 10 million copies. The songs music individually had a lot to do with its success. Its hard to remember a time when mtv showed music videos they did. It was this one. It was a big deal. This video it was dark. It was moody. It was angry. It was funny. But it was different. Reporter the song climbed to number 6 on the billboard chart. And smells like teen spirit has gone on to be kidded one of the most influential songs of all time. Thats the yoovernight news for this monday. For some the news continues. For others check back later for the morning news and cbs this york, im reena ninan. [ bell tolls ] a bell rings at 8 46 a. M. The moment the first hijacked plane struck the north tower of the World Trade Center on september 112001. 15 years later at solemn ceremonies across america, we remember the attacks that shook the nation. . . This is the cbs overnight news. Welcome to the overnight news. Im reena ninan. It has been 15 years since the deadliest terror attack in the history of the u. S. 2,996 people were killed when terrorists hijacked four planes, crashed them into the World Trade Center, the pentagon and a field in shanksville, pennsylvania. The images are unforgettable. For many the 15 years feel like 15 minutes. We begin with new Health Concerns for democratic president ial nominee, Hillary Clinton. This morning, secretary clinton was at a Memorial Service at new yorks ground zero. Republican president ial nominee donald trump was also there. About 90 minutes in, mrs. Clinton left saying she felt overheated. Before she was taken to her daughter a apartment. A camera captured mrs. Clinton appearing woozie and losing balance as she was escorted into her suv. A short time later she emerged from her daughters apartment. How are you feeling . I am feeling great. Feeling great. Dr. Jon lapook, chief medical correspondent. Would a diagnosis of pneumonia help explain why mrs. Clinton looked wobbly. First to point out i am not mrs. Clintons physician and trying to put things in perspective based