Collapsed in oakland. Workers fell two stories. Some trapped in wet cement. Maria medina reports from oakland with witnesses descriptions of the chaos. Reporter a much different scene out here now compared to this morning. This morning, there was panic and chaos and you can see behind me a tarp where the accident happened. Cal osha preserving that site to figure out what happened. Next thing you know everything collapsed. Reporter the scene unfolded here. Too much weight. It was a wrap and it was just too much weight. Everything broke. Reporter he says the second floor scaffold suddenly collapsed as workers poured concrete leaving some hanging from the now bent wire rods. Others fell about 2 stories. We got here, everyone was on the bottom floor trapped in the wet cement. Reporter oakland firefighters say when they arrived around 9 30 a. M. , workers were already using shovels and pieces of plywood to rescue the victims. It was great rescue and cooperation. I had to go see how they were. Reporter investigators say up to 20 workers fell. A dozen of them sent to the hospital. All with minor injuries leaving major questions. Some of them were not doing their job. Reporter cal osha is promising a full investigation into Largo Concrete Incorporated and what went wrong. It was all just injuries. A few broken bones and everything. But nothing major. You know . Nothing major. Reporter now, its important to note that cal osha says that accidents on construction sites are not unusual. However, if they do find safety violations from todays incident, the company could be cited. Live in oakland, maria medina, kpix 5. Veronica de la cruz joins us now with more as inspectors work to determine the cause of the crash. Reporter allen and liz, in the past hour we have learned more about the subcontractors record. Cal osha says it has inspected Largo Concrete Incorporated 11 times. In the past five years, four of those incidents were accident related inspections. Three of the 11 inspections conducted statewide resulted in violations for Workplace Safety hazards. The agency will now look to see what happened in oakland. They want to preserve the site. They want to be able to see what happened. Largo concrete has been doing business for more than 25 years. The company is based in southern california. Is it has an office in the bay area and across several states. Thank you. This afternoon, a gas leak prompted evacuations at the new apple campus in cupertino. Construction crew ruptured a oneinch gas line about 2 p. M. Firefighters cleared people out of the single building on north wolfe road. Then they set up a perimeter until pg e could cap the leak. Everything now back to normal. We are told no one was hurt. The bay area man accused of smashing a bike lock on a protestors head at a trump rally was in court today. Eric clanton is a former professor who taught at Diablo Valley College and San Francisco state. Outside the berkeley courtroom today, Trump Supporters showed up with american flags to support the victim. He pled not guilty to three counts of assault with a deadly weapon. Life in manchester is returning to normal as the city pushes forward with planned events like a Half Marathon set for this weekend. Tina kraus says a ninth person is under arrest in connection to the terror attack. Reporter martin was one of 22 People Killed when a suicide bomber attacked fans at an Ariana Grande concert monday night. Then i think of martin, all i can think of is smiling because i have just so many fond and really funny memories. Reporter to raise money for victims families, people across manchester are getting tatoos of a bee. The citys unofficial symbol. Worshippers at a local mosque were urged friday to report anyone seeking to be radicalized. We could not really sleep that night knowing that this happened to the in manchester. Reporter police raided a barbershop where the bomber 22 yearold salman abedi was seen frequently. Its been empty since the bombing. We have to chase this down to make sure we can remove the risk of any recurrence. Reporter armed police are patrolling transit hubs and trains as part of a big security boost around britain. The Terror Threat in the uk is at its highest level of critical. But londoners say they wont let fear get in their way. You always keep an eye out. But actually, people are really kind and and im not scared at all. Reporter u. S. Secretary of state Rex Tillerson signed a book of condolences to the victims in a joint appearance in london with britains foreign secretary. All of americas prayers are with those who have lost loved ones. Reporter Ariana Grande has announced she will return to manchester for a benefit concert for victims. Tina kraus, cbs news, london. In the bay area, the bottlerock Music Festival officially under way in napa. 80 acts will perform across four stages this weekend including tomorrow petty, foo fighters and maroon five. Theres a culinary stage where ayesha curry, Martha Stewart and others will give cooking presentations. Almost like at a polo tournament than a rock concert in terms of the quality of the concessions and the chefs that are hereby the quality of the wines, the grass field, beautiful. 120,000 people expected to attend the soldout festival. At 6 00 well take a look at how bottlerock organizers are ramping up security in the wake of the deadly manchester bombing. Stopping terrorism was a focal point of the g7 summit today. President trump met with the leaders of six other countries in cicely. The heads of state signed a declaration against terrorism. British Prime Minister theresa may said she appreciated the fierce determination shown by her counterparts. Earlier President Trump met with the japan Prime Minister on topics including threats from knocked. Its a big problem and will be solved. Talks tomorrow include climate change. European leaders are trying to persuade President Trump to keep the u. S. Committed to the Paris Climate Accord and Administration Officials say his views are evolving. Thousands of president s and Prime Ministers posed for a group photo at yesterdays nato meeting in brussels. It included one man, the first gentleman of luxembourg along with First Lady Melania Trump and other wives of leaders from across the continent. Mr. Trumps former opponent Hillary Clinton is comparing his presidency to that of richard nixon. Mrs. Clinton gave the commencement address today at her Alma Mater Wellesley College in massachusetts. She told graduates about the day she was in their shoes 48 years ago. Just a few months after nixon was elected. We were serious about the past president ial election. [ laughter ] of a man whose presidency would eventually end in disgrace with his impeachment for obstruction of justice. [ laughter ] [ applause and cheers ] clinton criticized the trump administrations recent Budget Proposal saying it represents unimaginable cruelty. A mysterya man unplugs a bounce house with children inside. Home surveillance that could lead to the man people are calling a neighborhood grouch. Plus, life was off to a ruff start for these dogs. The effort now get them into forever homes. And we give you a first look at a new floating waterpark at springlake opening just in time for the holiday lovely. ,,,,,,, closed cap tioning for this newscast is sponsored by living spaces. Traffic alert for you now. A live look at over at the bay bridge. Where the drive is well, very slow ahead of the memorial day weekend. A lot of people are hitting the road to enjoy the long weekend. Well, if you are flying into or out of sfo, you can expect some delays there. The airport in the final phase of paving the 28left wry one of the primary runways used for landing. The runway will be closed from 10 a. M. Tonight until monday morning. Well have more coming up at 6 00. Bart riders no trains will be running between fruitvale and lake merritt tomorrow through monday as crews rebuild the track way. And the lake merritt station will be closed completely. Passengers can use a free bus bridge. But expect 20 to 40minute delays especially if youre heading to the oakland airport. He is being called a neighborhood grouch. Police in florida looking for the man who unplugged a bounce house causing it to deflate while the kids were inside. It was caught on Surveillance Video and as we report, now he is being shamed online. Reporter a oneyearold birthday quickly went from fun to panic for parents. This is video of a bounce house losing air and collapsing when over a dozen kids ages 2 and 3 were playing on it. We were very nervous and worried about the kids because it was extremely hot and they were, like, trapped inside the bounce house. Reporter they rushed to help. We had to pull a kid by the leg. Reporter a Family Member followed the cord from the bounce house and saw it unplugged. Somebody could have been very, very hurt. Reporter she says the family looked at surveillance and noticed this. An unknown man in his 60s walked over to look at the Party Standing by the fence for a few seconds. Then he walked back and unplugged the bounce house and walked back across the street. [ music ] reporter a Youtube Video was created things like bad neighbor and dare to ruin a princess birthday party. Deborah doesnt know who the man is in the video and called police. A Police Spokesman tells us they did canvass the area and knocked on doors and the man in this video was never identified. It puzzled deborah as to why someone would do this at her childs birthday party. Maybe think things through before he does them because this is something that could have hurt the kids badly. Now, police say charges for Something Like this vary but in this situation trespassing would likely apply. Bmw is recalling 45,000 cars because the doors can suddenly fly open. The recall applies to bmw series 7 cars from the model years 2005 to 2008. Bmw says the door may appear to be closed but can inadvertently pop open due to Road Conditions or if an occupant comes in contact with the door. San Francisco Police trying to figure out who is shooting pigeons with blow gun darts. The photos are disturbing. Two pigeons have been spotted in the castro with darts piercing them. Animal care and control says that officers have been out several times trying to catch the birds but they havent had any success. It appears they are still able to fly and eat. We are networking to try to catch these injured pigeons. We want to treat them. Its not very sporting. Its like hunting puppies. Theres nothing good or kind about it. So far, investigators say they have no leads on who might be shooting the birds. The suspect or suspects could face charges of animal cruelty and fines of up to 20,000. A San Francisco dog rescue just helped take in more than a dozen dogs left in filthy conditions. Kpix 5s anne makovec on the effort now to find them forever homes. Reporter life got off to a ruff start for this group of dogs living in filthy overcrowded conditions with a hoarder before being rescued last week. They are really perfect sweet dogs as you can see. From vivian here who just arrived two days ago. Reporter there were 40 in one house all pomeranians and chihuahuas taken in by an El Dorado County shelter. 18 were seniors over age 7 which is San Franciscobased muttvilles special. They took all 18 in. The shelter normally holds 30 senior dogs. Today there are 47. Seniors are often the ones that are most overlooked in municipal shelters and the first to be euthanized. And no other reason other than theyre old. Reporter which means they have unique quirks like frisco who lost his teeth and colby who is growing his coat. They are available for adoption right now. Right now muttville is holding a yappy hour to meet the dogs at their headquarters on alabama street in San Francisco until 7 p. M. Just in time for the long weekend, two big water parks are opening in the bay area. Yup. One of them like a floating playground. Our very own emily turner got to try it out. She is live at springlake Regional Park in santa rosa. Emily . Correction. Im live on the floating park right now as you can see and im joined by friends already enjoying it on the soft opening night. Its a lot of fun. Ill give you a sneak peek. Take a look. Theres the well, the trampoline, the swing, lily pads and the blob. And starting tomorrow, they are all open and ready for you to use in sonoma county. The kids can get out and play. They have the life vest on. They are safe. You can sit aside and watch us have a blast. And its beautiful. Reporter this floating waterpark is on the lagoon at springlake. Last year, with the county parks first go at it, it was so popular they brought it back. We saw an increase in 8,000 people just for this waterpark just with the inflatable. It was really exciting. Reporter admission to the floating park is 10 a day and for the first time, you can buy a season pass for 60 bucks. The money goes to the Parks Department to support the lifeguard staff and programs. And theres more to do than just the floating waterpark. Its springlake. Sonoma county parks is taking over the boat rental on the big lake including standup paddle boards, paddle boats, and kayaks. Reporter which are free for an hour if you get the season pass. With closing weekend on labor day theres plenty of time to hop in. Its the second time on it and it has new, um, stuff on it. I think everybody should come out this weekend and come try out the new inflatables and get on the boats and go have fun. Reporter so i dont know if thats convincing enough, i think it is. You just have to wear a life vest and be over 6 years old to get in. But there is no maximum age limit. Well, emily, you got your life vest on. Youre ready for it. Come on, girl, jump in. Reporter well, you know what . Dont dare me on a friday night on the memorial day weekend. I will. My friends are going to do, this, right . Let me take the hardware off. Give me a second. All right. Good plan. Safety first. Flotation devices. Ready . And friends. Never do this alone. Here we go. She didnt need a season pass perfect 10, great form. Perfect summertime. What a way to kick it off. What a sport the new 43 million waterpark the wave in dublin, it features six slides and the indoor pool there. Thats going to be open year round. All right. Heres a little bit of a problem with all these water parks opening up. There are parts of the bay area 30 degrees colder today than it was on monday. Will the temperatures rebound for the Holiday Weekend on a cloudy friday afternoon . Your sevenday forecast coming up. Com ing up at 6 00 all new tonight, inside one of these hangars a top secret project what we have learned about a google billionaires plans to build the biggest airship in the world , were talking about watered parks and. Hely emily just jumped in. Its cold. All bets are off. It could be june, july, august. Were going to be chilly. Well, its late may. You felt it outside. Ill show you the numbers to confirm it. Nobody at 70 today. The temperature spread 40 degrees on monday, today 8 degrees. Concord 68. Oakland 62. Livermore 66. Todays the third coolest day of the entire month. Livermore you were 30 degrees cooler today than what you had on monday. We started the week at 96 degrees. We are finishing at 66. Lots of 49s on your smartphone or television screen. Thats concord, fairfield, vallejo, napa 49 for a low tonight including san rafael and pacifica. Warm in the santa clara valley, san jose 53. Cloudy start in San Francisco. Carnaval you saw the promo on channel 5 well be broadcasting that on our website. This weekend in San Francisco, dry but cool. Afternoon temperatures only in the low 60s. If you are traveling away from the bay area tomorrow, you want to warm up head to the Central Valley from redding south to our state capital to fresno highs there in the 80s. Sunshine in tahoe 67 degrees. Lake tahoe will be warmer than San Francisco coming up this weekend. The reason why . We have a building ridge of high pressure. But its different than the one that we had earlier in the week. Earlier we had an east offshore wind cutting off the ocean influence. This guy will be not as strong and not in the same position so its going to give us a very light change in the wind a light less of the onshore flow. Its going to weaken things a bit. Its a weak ridge so well see modest warming and most of it away from the water. Its not going to change what happens when you wake up which is cloud cover the past couple of days. Cloud cover again tomorrow. You will get the afternoon sunshine much more than tailed but sun the low cloud cover is back and likely on memorial day well start the day off cloudy, too. So low clouds lingering each morning this Holiday Weekend. Modest warming only inland near the water chilly all weekend long and plan on sunshine in the afternoon and plan on needing a light jacket if you will be hanging out for a barbecue in the evening. Low 70s tomorrow warmer inland on sunday and a few degrees coming up on memorial day. Next week we trend cloudier and once again, a little cooler. So after a hot start to the week, i see nothing resembling hot weather coming up next week. Hats your forecast; well be right back. A oneofakind Virtual Reality exhibit opened in san jose today in partnership with some Silicon Valley top tech companies. They call it rebooted reality. The tech museum worked with adobe, google, facebook and hp to present new technology thats not yet on the market. You can sculpt with digital clay, paint Virtual Worlds in 3d and hop on a simulator and fly like a bird. Its cool. Kind of like an old classic videogame but being the character as opposed to sit there is with the controller in your hand. Yeah. You were flying there if you looked at the monitor behind him. The bird simulator requires a separate ticket besides in addition and for some exhibits you should reserve a time slot. They will be very popular. Looks like fun. Cbs evening news is next. Anthony mason is filling in for scott pelley. Reporter up next, did an air force employee disrespect the remains of astronaut john glenn . we now know the president s son inlaw is under fbi scrutiny in the russian probe. And after a tragic week in manchester, Steve Hartman reminds us to look for the good in the world. Coming up in just a few seconds on the cbs evening news. Thank you for joining us here at 5 00. Ahead at 6 00 well talk about the added security to bottlerock in the wake of the concert attack in manchester. Good night. Captioning sponsored by cbs mason disrespecting an american hero. And i just want to say that im embarrassed. As mason why an air force mortician says he offered a peek at the remains of john glenn. Also tonight, is the president warming to the Paris Climate Accord . He came here to learn, and he came here to get smarter. So his views are evolving. Mason surviving a loss. I wont lie, chardonnay helped a little, too. Mason a plan to save a natural treasure before its too late. Reporter what have we done he the everglades . The biggest thing weve done in drained it. And the elevator opens and mr. Rogers is standing there. Mason and Steve Hartman with a timeless message at just the right time