Reporter two days before the accident, a concerned worker filmed an upper floor of the 18story hotel under construction. He points to a series of red flags like this floortoceiling temporary beam supporting concrete slabs. In spanish he says they couldnt remove this one because its too bent. It has too much pressure. This is serious. This was a cascading set of failures. Reporter Civil EngineerNorma Jean Mattei watched the video. It makes me wonder why. Was the brace ged . Was the concrete placed not of adequate strength . Was the concrete just not Strong Enough . Reporter Governor John Bel Edwards said the possible of Tropical Storm winds moving in tomorrow is posing a danger for the two damaged cranes still standing. We are working as hard as we can on a timeline that will allow for those crane towers to actually be taken down safely. Reporter omar villafranca, cbs news, new orleans. To chicago now where teachers in the nations Third LargestSchool District walked off the job today. As megve report fair contracts reporter by daybreak, thousands of striking teachers flooded the streets. Duwana evans who has been teaching on chicagos west side for 13 years was one of them. Its about equity. So its not about the money. Reporter the most contentious issues overcrowded classrooms and wage increases. But in a city plagued by gun violence and concentrations of poverty, teachers also want additional social workers and nurses in every school. They need someone to talk to. Their families cant provide it all the time. Reporter recently elected mayor Lori Lightfoot offered the Teachers Union a 16 pay raise over fife years. She visited students today at two Community Centers that took in kids who couldnt go to class. We always have to keep in mind the taxpayers. Reporteth360,0 snts and thei families are searchi au up with the muhisanis this morning, getting their daughters ready for a 110 a day strike camp. You dont have to eat anything you dont want. Reporter Helen Muhisani is hoping the strike ends quickly. Whats the best possible outcome here . That they go to school. Reporter that they come to an agreement soon . Yeah, and they go back to School Tomorrow that would be awesome. Reporter unlike the last strike in 2012, all of the Chicago School buildings here are open, offering breakfast, lunch and dinner for students. Norah . All right, meg, thank you so much. Well be right back. Ok ill admit. I didnt keep my place as clean as i would like cuz im way too busy. Whos got the time to chase around down dirt, dust and hair . So now, i use heavy duty swiffer sweeper and dusters. For hardtoreach places, duster makes it easy to clean. It captures dust in one swipe. Ha gotcha and sweeper heavy duty cloths lock away twice as much dirt and dust. It gets stuff deep in the grooves other tools can miss. Yknow what . My place. Is a lot cleaner now. Stop cleaning. Start swiffering. Seeing what people left behind in the attic. Well, saving on Homeowners Insurance with geicos help was pretty fun too. Ahhhh, its a tiny dancer. They left a ton of stuff up here. Welp, enjoy your house. Nope. No thank you. Geico could help you save on homeowners and renters insurance. Geico could help you save on homeowners what do women who dont use dove antiperspirant think after trying it for a week . I would recommend it. Dryer than i would have thought possible. It is protecting me. A smoothness that ive never really had before. Im definitely feeling more confident. The fragrance is just phenomenal. In our boldest trial, 3 out of 4 women recommend dove cool essentials. I think that i might be a convert. Would you switch to our dove antiperspirant . All day protection. Soft and smooth underarms. We because its made withan, plants. We switched to tide purclean, it gets stains out of his pants. Tide purclean, they dont put phosphates in. No dyes or chlorine its gentle on my skin. Tide purclean, it has nothing to hide. Its made with plants and has the cleaning strength of tide. The first plantbased detergent with the cleaning power of tide. Across maryland in honor of congressman Elijah Cummings. He longtime civil rights impeachment inquiry died this morning. He was 68. Chip reid looks back at cummings remarkable life. I may be dancing with the angels when all of this is corrected, but i got to tell you, we must fight for our democracy. Reporter his colleagues on capitol hill say Elijah Cummings death leaves an enormous void. He is now with the angels. Out of pain. We respected him because he was good. Ught heel in. Because of what reporter cummings was chairman of the powerful House Oversight committee. Those in highest levels of the government must stop invoking fear, using racist language, and encouraging reprehensible behavior. Reporter he denounced the president S Immigration policy we are reporter and he fought back when the president called his Baltimore District a rodentinfested mess. I do not have time for people who want to trash our city. Reporter but today the president praised cummings, tweeting his work and voice will be very hard, if not impossible to replace. After riots broke out in baltimore four years ago go home, folks. Reporter cummings took the lead in trying to restore order. Community activist Anthony Presley says cummings never strayed from his roots. We saw him every day. He walked the streets. He went to the local churches here. He was just a part of baltimore. He wasnt from baltimore, he was of baltimore. Reporter in a statement, cummings wife maya said he worked until his last breath because he believed our democracy was the highest and best expression of our huge loss indeed. Chip, thank you. There is still much more ahead. The reward is growing in the case of an alabamaapped during party. And a new study blames a design flaw in an infant sleeper for causing dozens of deaths. Introducing new Vicks Vapopatch easy to wear with soothing vicks vapors for her, for you, for the whole family. New Vicks Vapopatch. Breathe easy. So you dont have to stash antacids here. Here. Or here. Kick your antacid habit with prilosec otc. One pill a day, 24 hours, zero heartburn. Pediatricians have been raising questions about incline introduced them more than a decade ago. And as anna werner reports, a new study out today says their design is dangerous and deadly. She was everything to me. Reporter Amanda Butlers daughter arya died in a fisherprice rock n play incline sleeper. Its turned our life upside down. Reporter nationwide, 59 babies have died in incline sleepers since 2005, according to the Consumer ProductSafety Commission. Millions of sleepers were recalled. Now a study from the Consumer ProductSafety Commission says that none of the inclined sleep products it examined are safe for babies to sleep. Babies are dying and have died in these products. Reporter university of arkansass erin mannen led the study. Based on the results of ourha product. Say bslanp sleepers are set on an incline. Doctors say the angled position can cause the head to fall forward and block an infants airway. The cpsc says suffocation risk to infants disappeared when the incline was below 10 degrees, but doctors had warned of risks for years, and Amanda Butler says earlier action would have saved her daughters life. Our daughter had a full life ahead of her. She only had to live ten weeks of it. Thats not i dont want anyone else to have to go through that. Reporter the cpsc is expected to vote on the new tougher standard next week. It will then be opened for comments. Norah, we reached out to manufacturers but did not hear today. I hope some changes are on the way. Thank you, anna. Still ahead, why the countrys biggest ecigarette maker has extinguished some flavors. Tonight the reward is growing in the case of a missing 3yearold alabama girl. Its up to 33,000 in the search for kamille mckinney. Her family nicknamed her cupcake. Police say she was kidnapped birmingham last saturday during a birthday party. Juul said today it will immediately stop selling its fruitflavored ecigarettes. The company will keep stelling the lucrative mint, menthol and tobacco flavored. The move comes as the government considers banning all ecigarettes. Up next, the story that is out of this world. The women who are about to step into space history. This portion is sponsored by ancestry. Unlock your past. Inspire your future. Finally tonight, since 1965, there have been 420 spacewalks. At least one man has taken part in every one of them. Well, Mark Strassmann reports tonight that changes tomorrow. Everybody take their positions. Reporter living on the International Space station gets cramped, but thats not why astronauts Christina Koch and jessica meir will step outside it tomorrow morning. Together theyll replace a faulty battery charger on an exterior solar panel, the first allfemale spacewalk innist. In the past, women havent always been at the table. And its wonderful to be contributing to the Human Space Flight Program at a time when all contributions are being accepted. Reporter back in march koch was supposed to spacewalk with anne mcclain, but both women needed a mediumsized torso suit, and only one suit was ready. History had to wait. We currently do happen to have two medium space suits on board now. Reporter just this week, nasa modeled this new space suit. Its designed to fit the first woman who will walk on the moon. Just think. Nasa once thought only men had the right stuff. Now meir is about to become the 15th female astronaut to walk in space. Its really nice to see how far that weve come. Reporter as in women stepping together into history, 260 miles above earth. Mark strassmann, cbs news, atlanta. And if this story also has you over the moon, you can watch it on nasa tv, and were going the tweet out the link for you. It starts at 7 15 eastern time tomorrow. Im Norah Odonnell in new york. Well see you tomorrow. Good night. This is the cbs overnight news. Welcome to the overnight news. Im tom hanson. The white house has done a uturn in its battle against the impeachment inquiry gaining steam on capitol hill. Acting chief of staff Mick Mulvaney for the first time admitted that President Trump withheld military aid to ukraine as a quid pro quo, which means theyd get the money if they investigated mr. Trumps political rivals. For weeks now, the president and his allies have denied this. Meanwhile, one of President Trumps longtime supporters Gave Congress a behindthescenes look at the Pressure Campaign in ukraine. Nancy cordes reports. It left the president s own lawyers mystified and blindsided, according to our sources. So tonight mulvaney is already trying to walk his comments back, saying in a statement that he was somehow misconstrued. I have news for everybody. Repolicy. It. Ertopolitics reporter the president s acting chief of staff Mick Mulvaney admitted today that there was a quid pro quo involving u. S. Military aid to ukraine, but not, he insisted, for the reason everyone thinks. The money held up had absolutely nothing to do with biden. That was the point i made to you. Reporter instead, he said, President Trump put a temporary hold on millions in aid to get ukraine to investigate a debunked theory about a hidden server containing Hillary Clintons emails. Look back to what happened in 2016. Certainly was part of the thing that he was worried about in corruption with that nation. Reporter but the white house summary of a call from july shows President Trump asked his ukrainian counterpart to investigate both the crowdstrike server and former Vice President joe biden, his potential campaign rival. Things have just gone from very, very bad to much, much worse. Mulys comments unned impeachmt igatorapitol hi. It has never happened in the history of this country, as far as i know, to condition Security Assistance on a personal president of the United States. And theyve just admitted thats exactly what they did. Reporter another central figure testified behind closed doors today. Gordon sondland, the u. S. Ambassador to the European Union said he was disappointed when the president directed him to work with his personal lawyer rudy giuliani, whose agenda, quote, included an effort to prompt the ukrainians to investigate Vice President biden. The white house is saying this is what happens in politics all the time. Get over it. That may be true, but not in america. Were told by sources there that justice officials were angry and utterly confused by something that mulvaney said. He suggested that the president just wanted ukraine to cooperate with a u. S. Investigation into the 2016 election. Well, doj fired off a statement saying that, quote, if the white house was withholding aid in regards to any investigation at doj, that is news to us. President trump is calling it a great day for civilization after Vice President mike pence announced a fiveday ceasefire in turkeys invasion of syria. Turkeys foreign minister refuses to call it a ceasefire, instead labeling it a pause in his country assets battle against the kurds. But in washington, the u. S. Senate is pushing ahead with sanctions against turkey, and others are calling for an investigation. Charlie dagata has the view from the war zone. Reporter when Vice President pence met president erdogan today, nothing on their faces suggested what was about to drop. A week after Turkish Forces crossed into syria, turkey and the United States of america have agreed to a ceasefire in syria. Reporter but its more of a a plate. It will be a pause in military operations for 120 hours while the United States facilitates the withdrawal of turkeys stated objective, the removal of Kurdish Forces from a 20mile deep socalled safe zone along the turkish border. Speaking before a rally in dallas, President Trump took the opportunity to express his gratitude to americas former allies. I want to thank the kurds because they were incredibly happy with the solution. This is a solution that really well, it saved their lives, frankly. Reporter kurdish commander Mazloum Kobani accepted the agreement and said his forces will do whats necessary to make it work. For the past week, turkish artillery and air strikes have rained down on Kurdish Forces and the civilian population alike. Dozens of people killed, as many as 200,000 displaced. Cbs news has learned the pentagon has had no change to their withdrawal plan and no direction on how the removal of Kurdish Forces will be implemented. The Trump Organization is poised for a windfall after the white house announced next years g7 summit will be held at one of President Trumps florida resorts. Is it legal . Constitutional . Here is major garrett. Doral is by far and away, far and away the best physical facility for this meeting. Reporter amid accusations of conflict of interest, acting chief of staff Mick Mulvaney asserted hosting the Global Economic summit at the trumpowned doral resort was not illegal or inappropriate because the president will not reap a profit. Been doing this at cost. As a result, its been dramatically cheaper for us to do it at doral. Reporter the white house narrowed its finalist to four sites, including two locations in utah and another in hawaii. Mulvaney said it was mr. Trump who proposed holding the g7 at his club. Rahoing the summ mr. Trump said this in augus location. I think its very important. Reporter but business at doral is struggling. According to the washington post, dorals profits dropped nearly 70 between 2015 and 2017. Rooms range from 134 to 878 per night. Doral tends to attract fewer guests in june, meaning the summit could compensate for a seasonal lag in revenue. Its publicity that you couldnt pay for. Reporter the white house move comes amid charges from President Trump that joe bidens son profited from his Fathers Office by serving on the board of a Ukrainian Energy company. If there is one difference that you look at between the trump family and the biden family, the trump family made their money before they went into politics. Rorter tstio prohibits Office Holders from accepting any presen