Here are tonights headlines. Water rescue was underway in tennessee after more than 10 inches of rain falls in under 24 hours. Literally everything in our yard floated away. John mass chaos in new Yorks Union Square after crowds gathered for a giveaway of Gaming Consoles and computers. We have seen at least a dozen people being arrested. John School Shooting reenactments. Investigators fired thousands of rounds as part of a trial against the parkland, florida, resource officer. Who never entered the school. He is still guilty of running away from our children. The victim in the decades long Gilgo Beach Murders Investigation has been identified. Authorities say jane doe num number 7 was karen vergata. We think it is important that we remember and honor not only miss vergata but all of the victims on gilgo beach. John as the Writers Strike nears hundred day, the effect it is happening is a multibilliondollar injury sits at a standstill. 10 million jobs any day. It drops to maybe one or two jobs. John hospitals and Emergency Rooms across multiple states shut down after a cyber attack. Their wedding was like a fairy tale. House on fire. And that was the end of that. But unbeknownst to the Bride And Groom, angels were swooping in. They had them pick up the recession reception, made the wg better than we could have imagined. John good evening, and thank you for joining us on this friday night. Im John Dickerson in for norah. We begin tonight with chaotic weather across much of the nation, from scorching heat to thunderstorms and heavy rain. Millions of americans are under flood alerts tonight, and flash flood emergencies were declared in parts of kentucky and tennessee this morning after torrential downpours dropped nearly a foot of rain in some areas. Entire neighborhoods are underwater in union city, tennessee, where residents were rescued from their homes and evacuated. In the rest of the south, its the heat making things dangerous for 65 million americans. Its been that way almost every day this summer in arizona and texas, where cbss Omar Villafranca starts us off with the latest. Reporter tonight, Severe Weather slamming parts of the south. Want you to see how deep this is. Reporter nearly a foot of rain falling over 24 hours in northwest tennessee. Flash floods forcing emergency evacuations. This trailer Park Community under waste type in deep water, some two dozen people rescued onto dry land. Look outside, literally everythig in our yard floated away. I had to get my cat, literally the clothes on my back. To our porch now. Reporter a frightened seen in union city, tennessee. Video taken from a front porch showing by a widespread water levels. Parts of kentucky and alabama soaked, too, leaving this roadway washed out. This comes as the recordbreaking heat makes a comeback across the south and west. Millions of people, from texas to arizona come under tripledigit excessive heat warnings. As folks brace for the return of oppressive temperatures. The agency that manages texas power grid has issued a watch for next week when we are expecting more temperatures in the triple digits and demand to be up there but they say so far the power grid has held up even after setting seven new peak demand records just this summer. John . John Omar Villafranca, thank you. The threat of heat and severe storms is far from being over, so lets bring in meterologist chris warren from our partnes at the Weather Channel up your good, chris. Good evening, john. We are tracking a dangerous Severe Weather threat for the northeast. But as omar was showing us, there is a very heavy rain setting up overnight across parts of tennessee, leading to some widespread flooding. That has since dissipated. Our focus here turning on the northeast, with more strong storms, golfallsize hail possible, with some of these storms 60625mileanhour winds also a possibility. Meanwhile, dangerous heat continues across a lot of the south west and southern plains, early next week, and once again, john, temperatures will be well into the triple digits. John chris, thank you. Mayhem broke out in new york city this afternoon when thousands of young people flooded the streets after a popular Social Media Streamer promoted a giveaway. Cbss Lana Zak Reports The Nypd deployed nearly 1,000 officers to control the chaos had made multiple arrests. Reporter chaos erupted in manhattans Union Square Park as a large, rowdy crowd gathered for a free giveaway by a Social Media Influence are. Thousands descended on the park after Popular Twitch star kai cenat, who has millions of followers online, promised free play stations to his fans. The crowd grew agitated, forcing his Security Detail to secure him and move them to safety. From a nearby Construction Site forcing the nypd to call in its highest level of mobilization. This assembly is unlawful. You are ordered to disperse. Reporter more than 1,000 responded. We were there as police cleared the crowd. The nypd is starting to physically move in. In front of this area. Reporter there are reports that several officers were injured as some nearby businesses had to evacuate their stores. At this time, we succe successfully. We still have crowds roaming around manhattan, and we have officers following them, preventing them from destroying property. Cenat was later seen getting into the back of a police suv. It is unclear where he is right now. The situation here was extremely tense, at times. We understand cenat did not have a permit for the event and is currently being questioned by authorities. John . John lana zak, thank you. Today, one of the deadliest shootings in American History was reenacted at a school in parkland, florida. Nearly 140 live rounds were fired inside Marjory StonemanDouglas High School as part of a civil lawsuit against the officer who was supposed to protect the school that day. Cbss Manuel Bojorquez spoke to some of the victims families on why they wanted this day to happen. Reporter Ballistics Experts spent hours inside the schools 1200 building, shooting live rounds that would mimic the sounds heard during the 2018 mass shooting. [gunfire] yeary, painful, but necessary, says tony montalto, whose daughter, gina, was killed. Why a reenactment . The reenactment is an attempt to disprove the falsehoods that were mentioned during the trial of the failed deputy, Scot Peterson. Reporter details of the reenactment included setting off a fire alarm that blared during the shooting, retracing the shooters footsteps along the second and third floors, and firing up to 139 rounds, the number fired that day. All to see what it may have sounded like outside, where surveillance cameras captured School Resource officer Scot Peterson on a golf cart, and later taking cover outsid the building on his police radio for more than 40 minutes. He did not go inside to try to stop the shooter, who killed 17 people. The defendant is not guilty. Reporter a jury in june found him not guilty of several charges stemming from his response to the shooting, and a separate criminal trial. His attorneys argued he could not tell where the shots were coming from due to echoes. He is still guilty of running away from our children. He is still guilty from running away from the students and teachers who depended on him for protection. Reporter it is unclear at this point whether the judge will allow the reenactment to be used as evidence during the upcoming civil trial, but it had to be done now because the building is set to be demolished. John . John Manuel Bojorquez, thank you. There is an update on the federal case concerning former president Donald Trumps handling of classified docu documents. Three additional criminal charges were filed last week, and today, trump submitted a not guilty plea and does not plan to appear in person next week for his arraignment on those charges, which include trying to destroy surveillance video. Thursday, trump pleaded not guilty to the most recent indictment. Charges stemming from his efforts to overturn the 2020 president ial election. Police in the Gilgo Beach Investigation have identified a possible Seventh Victim using dna technology. Cbss Shanelle Kaul reports investigators have not confirmed a link between the victim and suspect Rex Heuermann, who has been charged with the killing of three other women. Reporter for 27 years, she was known only as fire island jane doe. Today, her true name. We are able to identify fire island jane doe as karen vergata, who was 34 years old at the time of her disappearance. Reporter Suffolk CountyDistrict Attorney wade tierney says vergata lived in new york city and worked as an escort before disappearing on valentines day in 1996. Her remains were found in two locations near gilgo beach. Last year, police used dna testing to confirm her identity. Using a local slob from a relative. Reporter the identification comes after Rex Heuermann was arrested last month and charged with the murders of three victims. He has pleaded not guilty. He is also susp suspected of murdering a fourth woman, but authorities wont say today if he is linked to vergata. It is important to note that there are no charges at this time. Reporter vergata is among 11 people found dead near gilgo beach. Most were escorts. Criminal defense attorney Joe Tampa Reno says there could be a connection. This could be a pattern, possibly his first one, ms. Vergata is the same type of victim that we saw in the other cases. Reporter and this week, prosecutors asked for a Court Order Dna Sample from Rex Heuermann hopefully to determine whether or not he is connected to any of the other bodies found here near gilgo beach. John . John Shanelle Kaul, thank you. Tonight, the fbi is investigating a cyber attack targeting hospitals and clinics in at least four states, thursday, forcing several Emergency Rooms to shut down. Prospect medical says it took its Computer Systems offline after learning it had been breached by hackers. The problem also caused urgent care and elective Surgery Centers to close and ambulances to be diverted. The systems are not expected to be online until next week. The Labor Department reports the u. S. Added 187,000 jobs in the month of july, which was less than expected. One possible reason for the slow down was the entertainment industry, with thousands of writers and actors out of work, and on the picket line. Cbss Jonathan Vigliotti reports on the wider Economic Impact as the wga strike new years day 100. Union power union power reporter Hollywood Writers and actors at the pavement yet again, as the Writers Union with Studio Executives for the very First Time Since their strike began. I think it is helpful because it has been crickets, it has been silence for a long time. Reporter in california, film and Tv Production Accounts for nearly 700,000 jobs and nearly 70 billion in wages. We are really fighting for the rights of the people who are working and living in the city. Yeah reporter Konstantine Anthony wears many hats. He is the actor and a mayor of burbank, to several major studios. Speak with people on coming to work, people are on strike, they are not spending money at their local grocery stores. All of those secondary industries are greatly affected by the loss of that income. Reporter that includes alex ucedas catering company, typically feeding hollywoods speak at the end of this year, we are working 1011 jobs every day. It drops to maybe one or two jobs. Reporter he says he has had to lay off nearly half of his 50 employees. Are you able to give me a sense, percentagewise, how much business you have lost . I would say at t least 70 . Has got to go reporter picket lines grew last month as actors began to strike, as well. Top stars have donated 1 million each to help others pay their bills. For those who Depend On Hollywood to make a living, todays talks bring a glimmer of hope. I beg all the people from the studio, please, please make it happen, you know, for the good of everyone. Reporter and many Fall Television shows and are already delayed bureau even if a deal is reached, could take several weeks if not longer to ramp up n peered spewing Jonathan Vigliotti. Thank you, jonathan. Turning to the invasion of ukraine, a Russian Navy Ship was apparently damaged overnight and what ukraine says was a drone strike. Ukraine says this video shows a seed grown approaching the russian ship at a port in the black sea. The video drops out on impact. Another unverified video shows the ship listing to its side as it is being towed away. Thousands of Baby Monitors are being recalled over the potential l risk of b burns. What parentsts need to k know,. Uuuhhhh. Here, ill take thatat woohohoo ensure maxax protein, 30 grams o of protein,n, 1 gram o of sugar. Enter the e 10,000 powewered by prorotein mamax challengnge. Exexperience t the feel off a a dentists s clean at h h. With oraralb. Roround cleansns better by s surroundingng each toot. 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And inin vraylar clininical studidi, mostst Saw No Substantntial impact on weighght. Elderly y dementia p patis haveve increaseded risk of deathth or strokeke. Call youour doctor a about unusual l changes inin behar or suicidadal thoughtsts. Antideprpressants cacan ince ththese in chihildren and younung adults. Report fevever, stiff f muss or c confusion which may y mean a lifetthreateningng reactio, or u uncontrollalable mumuscle movemements whicich may be p permanent. High bloodod sugar, Whwhin Leadad to coma o or death, Weight Gaiain and Highgh Chcholesterol L may occur. Momovement dysysfunction and reststlessness are e Common Sidide effects. Slsleepiness a and stomachch is are alsoso common. Side effffects may n not apr fofor several weeks. S. Ask k about vrayayr and leararn how abbe coululd help youou sa. John now an important consumer alert about Baby Monitors. Philips avent is recalling nearly 13,000 digital video Baby Monitors because the let the ion lithiumion tteries can overheat, posing a risk of burns or property damage. About two dozen have overheated with several causing minor injuries. The recall impact models scd 630 and scd 843. Made between march 2016 and december 2019. Customers should contact Philips Avent for a free replacement. Taylor swift shares a special moment with the 6yearold daughter of the late Basketball Legend kobe bryant. Thats next. Announcer if you cant watch the Cbs Evening News, you can listen. Subscribe wherever you get your podcasts. [boneses cracking]g] tense e music one alaleve works s all day so i can k keep workining my m magic. Jujust one aleleve. 1212 hours o of uninterrrrupd pain relieief. Aleveve. Who o do you takake it for . . The e