♪♪ ♪♪ this morning. new pressure on president biden to step aside hours after testing positive for

covid. word that former house speaker nancy pelosi has expressed concerns about his campaign and the top democrat in the senate now privately calling on biden to step aside. reaction from the white house at the republican convention, vice presidential candidate j.d. vance in the spotlight. >> his pledge to the people he calls forgotten americans. >> new questions trump shooting investigation word now that the secret service knew the shooter was on a roof nearby 20 minutes before the shooting. so what went wrong? our expert weighs in. >> violent storms impacting millions. a nursing home flooded, a church steeple toppled in a tornado outbreak. and we hear from a teenager who survived being hit by lightning. >> justice served. 80 years later, the sailors wrongly charged in a world war two disaster are finally exonerated. >> two athletes making history caitlin clark's historic new achievement. and we hear from the 14 year old making his major league soccer debut.

>> later, the dinosaur just sold for big money and a closer look at john deere making a decision about diversity and the culture wars. >> from abc news. this is america this morning. >> good thursday morning everyone i'm rhiannon ally i'm andrew dymburt. >> we begin with breaking news overnight president biden facing new pressure to step aside. >> we learned overnight that former house speaker nancy pelosi is now expressing doubts about his campaign. pelosi reportedly told biden that the polls show he cannot win. one new poll found nearly two thirds of democrats want biden to drop out. >> meanwhile, at the republican convention, vice presidential candidate j.d. vance took center stage, vowing to fight for the people he describes as forgotten americans. >> abc's perry russom begins our coverage from milwaukee. perry good morning, rhiannon. >> good morning to you. as president, biden faces more pressure to step aside last night, it was vice presidential candidate j.d. vance in the spotlight here in milwaukee. >> i officially accept your

nomination to be vice president of the united states of america. >> reporter overnight, 39 year old jd vance, introducing himself to america. >> vance telling his story of growing up in poverty in ohio while invoking the memory of his grandmother, who raised him while his mother struggled with addiction. >> despite the closing factories and the growing addiction in towns like mine in my life, i had a guardian angel by my side. she was an old woman who could barely walk, but she was tough as nails. i called her mama the name we hillbillies gave to our grandmothers. and i'm proud to say that tonight my mom is here ten years clean and sober. i love you, mom. >> vance. wasting no time addressing voters in key swing states. >> it's about the autoworker in michigan wondering why out of touch politicians are destroying their jobs. it's about the factory worker in wisconsin who makes things with their hands and is proud of american

craftsmanship. >> vance making no mention of his stances on abortion. the 2020 election results were aid to ukraine. all issues democrats are seizing on instead, vance focusing on the economy. >> and many of the people that i grew up with can't afford to pay more for groceries, more for gas, more for rent. and that's exactly what joe biden's economy has given them. and china and the cartels sent fentanyl across the border, adding addiction to the heartache. >> meanwhile, last night, president biden, arriving in delaware after testing positive for covid. the president apparently struggling to get into his car earlier seen here slowly climbing the stairs of air force one. the white house, describing his symptoms as mild and breaking overnight. new pressure on biden to drop out of the race, according to abc news contributor and politico reporter rachael bade. pelosi td

biden last week that she and lawmakers worry he's dragging down the party. a pelosi ally saying the speaker does not want to call on him to resign, but she will do everything in her power to make sure it happens. >> one person who has been out there publicly defending biden told me just a short while ago, biden is going to see the whole house of cards come down soon. as for that meeting in rehoboth, delaware, i am told that this was a one on one meeting. just the senate leader and the president and the chuck schumer forcefully made the case that it would be better for biden, better for the democratic party, and better for the country if he were to bow out of the race. >> a white house spokesperson overnight saying the president told both leaders he is the nominee of the party he plans to win. earlier, after an effort to make biden's nomination official by the end of july through a virtual roll call, the democratic national committee rules committee says no virtual voting will begin before august 1st. the move possibly intended to buy more time to convince biden to drop out of the race

and then back here at the convention. trump speaks tonight. we're being told he rewrote his entire speech after the assassination attempt over the weekend. also tonight, melania and ivanka trump will be here. andrew. >> all right, perry, thank you. we turn now to the assassination attempt on former president trump and new details on the timeline concerning what the secret service knew and when. here's abc's andrea fujii. >> this morning, new questions in the trump shooting investigation, according to lawmakers briefed by the fbi. the secret service knew the shooter was on a roof nearby 20 minutes before he took his first shots. >> he should have been eliminated one way or the other within 1 or 2 or three minutes. so the only thing i can come up with is just a total breakdown of communication. >> video obtained by abc station wtae also shows what law enforcement believes is thomas crooks walking earlier nearby the campaign rally, at one point

looking towards the crowd. sources say he had walked towards the security entrance with the magnetometers, did something suspicious and was approached by authorities, but then faded into the crowd. lawmakers say the fbi has provided this timeline. at 5:10 p.m, crooks is first identified as a person of interest. a full 62 minutes before the first shots. at 530, he spotted with a rangefinder, which can be used to determine distances for target practice. sources say he was able to get on that roof by climbing over air conditioning units at 552, he spotted on the roof by the secret service a full 20 minutes before the shooting. at 602, trump takes the stage. 612 crooks fires those shots. a sniper then killed crooks 26 seconds after he fired the first shot. >> it is a tremendous hole in security at a time when security of people like obviously former president trump, president biden

and people that are vulnerable to being attacked and gets threats almost daily that you just cannot take any chances. >> at the republican convention, several senators confronted secret service director kim cheatle stonewalling attempts. cheadle has agreed to testify monday on capitol hill as she faces more calls to resign. the staffing of the trump rally is under intense scrutiny, with local authorities claiming they warned the secret service they would not be able to provide enough officers to cover all of the buildings. sources say the secret service had asked for a police cruiser to be stationed at that building, but that request was denied. meanwhile, trump, at a private event in milwaukee, recalled how fortunate he was to survive the attack. >> but i got lucky. god was with me, i tell you. >> sources say a search of the shooter's phone revealed he had looked up the date of trump's rally, as well as dates for the democratic national convention in chicago, but still a motive

for the attack remains unclear. andrew. rhiannon. >> all right, andrea, thank you for that. new jersey senator bob menendez is denying reports that he plans to resign in the wake of his corruption conviction. a growing number of fellow democrats say they are willing to vote to expel him from the senate. menendez could face decades in prison for bribery and extortion. >> now to more wild summer weather from flooding and tornadoes to delays on the rails, it seems like every corner of the country has now been impacted. this morning, the aftermath of more weather emergencies across the nation, more than 80 patients evacuated from this arkansas nursing home flood waters inundating the facility. >> there was water probably about two foot up in the patient's room in missouri. >> water submerging cars. oh it's gone. >> there goes the black car. >> vehicles swept away in a saint louis suburb after 6.5in of rain in 24 hours. in new york, downpours, flooding roads and lightning illuminating the

new york skyline overnight. the cleanup just beginning after a deadly tornado tore through rome, new york, this week, the roof of this church ripped from the rafters. a warplane at a military base toppled. >> if you want to know the power of this tornado, take note of the fact that a b-52 bomber was tipped on its side that weighs 183,000 pounds. >> and in florida, a story of survival. i was knocked unconscious, and i was trying to figure out what happened. 17 year old daniel sharkey was hit by lightning while doing yard work. >> i couldn't move my extremities and i was trying to scream, but i was unable to scream and it felt like an eternity and my ears were ringing and it felt like it just wouldn't, would just kept going. but it must have only been 30s a minute. >> and the other big story this summer has been the extreme heat, and it's delaying the morning commute for some americans who ride the rails. the new york times says climate related delays, including those caused by heat expanding and

buckling the rails, have hit a record. >> let's take a look at your thursday forecast. >> more thunderstorms on the way both today and again on friday throughout the southeast. the front is going to be stalling out and slowing down. and this will bring the concern for severe weather and flash flooding. and we're going to see this pattern unfold for a matter of days. meanwhile, off toward the north, a big break from the heat and the humidity. and wait till you see those overnight lows down the 50s here for some, for accuweather, i'm justin povich for abc news. >> coming up, nasa pulls the plug on a mission to the moon. >> also ahead justice 80 years later for sailors involved in a world war two disaster. >> and later, caitlin clark does it again, making history with her latest achieve

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he takes center stage. good morning america this morning. >> new video from april's crane collapse in fort lauderdale florida video. here a woman driving that suv survived and was able to get out of the vehicle, but a construction worker did die in that collapse. another woman in another car was seriously hurt. >> nasa is canceling a mission to the moon. the so-called viper moon rover was supposed to land near the moon's south pole and search for ice, but the program has been plagued by cost overruns. nasa spent about $450 million. >> oh, we turn now to the west coast and justice for hundreds of sailors involved in a disaster during world war two. this morning, hundreds of black sailors have been exonerated, 80 years after a disaster nearly claimed their lives. back in 1944, a pair of enormous explosions rocked a port in

northern california. port chicago. >> there were actually two explosions, one after the other, and it shook the entire east bay. it shattered windows as far away as san francisco, and it registered as a 3.4 on the seismograph at uc berkeley. >> it wasn't just property that was demolished. >> 320 men were killed, scores more were injured. >> most of the dead were black sailors. loading. the ships with no training in handling munitions and few safety measures. after the explosions, the survivors refused orders to keep loading the munitions. the supervising officers, who were white, were given hardship leave, but the black sailors, 256 of them were court martialed. >> there moved to a different location, they were moved to mare island. they were asked to continue doing that work, and they stood up for their civil rights. >> many agreed to go back to work, but 50 held out. they were charged with mutiny. but yesterday the pentagon announced all 256 will now be exonerated.

an attempt to rectify the injustice all these years later. >> for us to be able to celebrate our nation, to celebrate our country and say that, hey, we have recognized our past wrongs. >> some historians believe the port chicago disaster and the treatment of black sailors actually led to the desegregation of the military. >> coming up, the poisoning mystery at a luxury hotel. >> also ahead, john deere makes >> also ahead, john deere makes a decision abo♪ ♪diversity have you always had trouble losing weight and keeping it off? same. discover the power of wegovy®. ♪ ♪ with wegovy®, i lost 35 pounds. and some lost over 46 pounds. ♪ ♪ and i'm keeping the weight off. wegovy® helps you lose weight and keep it off. i'm reducing my risk. wegovy® is the only fda-approved weight-management medicine that's proven to reduce risk of major cardiovascular events

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important ingredient is you. >> back now with some voters in massachusetts getting up close to a great white shark, it circled their boat, even poking its head out of the water to get a look at them before finally swimming away. >> well, two americans are among six people found dead inside a luxury hotel in bangkok after they drank poison tea. initial autopsy results showed traces of cyanide in the blood of all six victims, and on the teacups they used. police say money is the likely motivation for the six victims had invested together. two of them were in $280,000 worth of debt. >> now to a new development in america's culture wars. john deere struggling with layoffs and a drop in sales, making a new announcement this morning, john deere says it's now pulling support for social inclusion initiatives following backlash from some customers. well i regret to inform you that john deere, another company that relies on conservative customers, has also gone woke. the company revealing it will no

longer sponsor events that focus on social or cultural awareness, such as the pride parade. it's also promising that diversity, quotas and pronoun identification will not be part of its policies, the farm equipment giant saying it will begin auditing all company mandated training materials and policies to ensure the absence of socially motivated messages. activists cheering the move. we don't need your politics or your social values. >> we just want to have good products, good customer service. that's it. the decision comes on the heels of a similar announcement from tractor supply company, because that's what neighbors do. >> they help each other. >> the nation's largest retailer for farm and ranch supplies, which recently ended several diversity and climate efforts. and it comes a year after bud light was slammed for collaborating with transgender influencer dylan mulvaney. the human rights campaign responding calling john deere's move a direct result of a coordinated attack by far right extremists on american business. the national black farmers association going a step

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channel that theme into one movement, into one message that could hopefully have a meaningful impact. >> and mr. ellis has just chosen his running mate, his name, neil suits. >> he literally never had a chance though. >> next, a record night for caitlin clark. >> she set a new wnba record with 19 assists. she also scored 24 points to get that double double in a loss to the dallas wings. clark is among the rookies driving women's basketball to new heights right now. reports say the wnba is next media deal will be worth more than $2 billion. we'll see how much they pay the players. and very true. another new record came in major league soccer. >> kevin sullivan just became the league's youngest player ever. there he is. he's just 14 years old. he came in as a substitute for the philadelphia union just moments after his older brother scored a goal. >> obviously it was a pretty cool moment with my brother and family to celebrate it with them, so honestly, just just a

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owe the people answers. >> new video showing the secret service director being confronted by republicans over the attempted assassination of donald trump. now at five, what investigators have learned about the shooter's movements that day and what he may have been putting out on social media in the days before the attack. f