Good evening. Its great to have you with us on and month night two developing stories. New images from inside the London Attack and attackers but first, the horror playing out in this country. An army vet returning to the place he once worked just after his former workers showed up for work. Abcs Steve Osunsami is on the scene, in orlando, leading us off tonight. Reporter Sheriff Deputies are calling what happened in this local business an execution. I dont want to make it too gruesome, but most of the victims were shot in the head. Some where shot multiple times. Reporter they make awnings here for rvs and campers, and just as workers were starting their day, police say 45yearold john neumann stormed through the back of the building with a semiautomatic pistol in his hand, knives in his pocket and revenge on his mind. He was fired here in april, and police say he was singling out his former managers and other victims, gunning them down one by one. Caller heard multiple gunshots. Shooters still on the scene. Reporter 46yearold kevin lawson is just one of the five people who wont be going home tonight. Eight others, who made it out alive, are seen here sharing tears with family members shortly after the shooting. This woman was waiting to find her sister. She saw one on the floor is all she said, and she kept saying, my boss is dead. Reporter neumann was a troubled man, a veteran who police say arrested for beating someone at this very same business three years ago. Charges were not filed. Witnesses say he turned his gun on himself when he heard the sound of police sirens. Steve with us live tonight from orlando. Both the atf and the fbi responding the shootings today. Yes, david, they were here today. Earlier concerns that this was terror related. Right now, theres a Large Police Presence outside this mans home. Theyre hoping they can find some explanation as to why he came here shooting. David . Steve osunsami, thank you we also have new images this evening from inside the terror attack in london. A clearer portrait of what happened there. People running for their lives. Three attackers using that van to plow into pedestrians. And this new Surveillance Video tonight, showing a restaurant manager holding the door there on the left, as the attackers are pushing from the outside, armed with their knives trying to get inside. Abcs chief Foreign Correspondent terry moran from london tonight. Reporter the traumatic moments of terror up close. Watch as this restaurant manager hustles inside. They close the front windows. One woman pierce out, see the attackers, turns and runs. Watch. You can see the attackers approach, trying to enter, a terrifying tug of war begins as the manager guards the doorway and forces the door shut justs as one of the machetewielding attackers tries to get in. The attacker pushes. Patrons peeking outside to see if all is clear. Then this im trying to keep myself safe. Reporter the photographer caught outside, as the police opened fire on attackers. People fleeing the scene. Those moments coming during the 18 minutes of terror that seemed an eternity. At 9 58 p. M. , the attack begins, that van runs off the london bridge. At the south end of the bridge, three men with long knives get out and start slashing people. At 10 08 p. M. Police are called to the scene. At 10 16 all three suspects are dead. Their phony suicide vests failing to keep police at bay. 50 shots fired by 8 officers. Today the people of london walked back to work on that very bridge as a show of force and new barricades protecting the sidewalks on several bridges. Were learning more about the victims. 30yearold canadian chrissy archibald. Her family releasing a statement urging people to volunteer at a homeless shelter. London mourned them all today. Mayor sadiq khan, first muslim elected to the position, hurling defiance at the terrorists. I say this, you do not commit these disgusting acts in my name. Reporter many here expressing the wound this whole city has suffered. Its not just the victims. Its everybody else. Its the whole community. Reporter british Prime Minister theresa may saying this. We cant go on like this, enough is enough. Terry, Prime Minister may was pressed today asked if these three terror attacks in the last three months were in fact related . Reporter and david, she said they are not linked by a Common Network but they are bound together by what she called a single, evil ideology of islamist extremism. David. Terry moran live in london. Terry, thank you. As you know, new video of the attackers before the attack, a broadcast that included one of the three attackers. Hes seen in a Tv Documentary expressing his extremist views. How did british authorities take their eyes off of him . And we learned he had a newborn. His wife delivering in recent days. Heres abcs brian ross. Reporter authorities tell abc news tonight that the attackers, seen in this video in the midst of their terror rampage, were led by a man known to police for years as a potential threat. We always ask ourselves should we have known and could this have been prevented. Reporter it was just last year that butt was featured in a documentary aired on the British Channel 4 about a group that openly campaigns for strict sharia law, here praying before the black flag of islam and then getting into a confrontation with police. Of the some 3,000 people authorities considered active threats, this group is among the most extreme. The members of this network which number probably around in the hundreds are on the more dangerous end of the spectrum. Reporter a second attacker was identified as rachid redouane, of libyan or moroccan descent, who the police both men come from this east end neighborhood in london, where Police Arrested at least neighbors said butt, the father of a toddler and a newborn, of pakistani descent, held a Backyard Barbecue last week in his apartments garden area that some now say seemed like a farewell gathering. Others told abc news the police never responded when they called to report the threats butt was making against nonmuslims. In the name of allah, we believe, im even ready, if i have to, even to kill my own mother if she comes against allah. Reporter authorities tonight say the three men had been waiting for several months to carry out their attack. And that their decision to act was triggered by this message posted by isis just hours earlier, urging followers to attack during ramadan with vehicles, guns and knives. Thats the question, were they responding to that message . Isis has claimed responsibility for the attack. Brian with us now, do investigators believe they were inspired by isis. We know the leader of the london group is now in syria, playing a prominent role with isis. All right, brian ross and your team will stay on it meanwhile President Trump sparking controversy with his twitter storm after the London Attack, blasting londons mayor. Tonight, our chief White House CorrespondentJonathan Karl asking the white house, why pick a fight with londons mayor right after a terror attack there. Reporter the white house today is defending the president s tweets attacking the mayor of london. Why is the president picking the fight with the mayor of london right after his city was hit by a terrorist attack . I dont see that the president is picking a fight with the mayor of london at all. Reporter but less than 24 hours after the attack, the president tweeted, at least 7 dead and 48 wounded in terror attack and mayor of london says there is no reason to be alarmed and just this morning, the president accused the mayor of offering a pathetic excuse for his words. In fact, the president took london mayor sadiq khan out of context. Heres what he actually said. Londoners will see an increased Police Presence today and over the course of the next few days, no reason to be alarmed. One of things the police and all of us need to do to make sure we are as safe as we possibly can be. Reporter the mayor also warned the threat level remains severe. Severe means an attack across the country is still highly likely, and so we have all got to be vigilant. The president directly misrepresented what the mayor of london said. I dont think thats actually true. I think that the media wants to spin it that way. But i think that the mayor was no reason to be alarmed with a attack on his season. Look, i think the point is, there is a reason to be alarmed. Reporter and today, this from the mayor. I really dont have time to respond to trump, to tweets from donald trump. We arent going to let anyone, whether its donald trump or anybody else to divide our communities. Reporter the president is also using the attack to reignite the debate over his travel ban, now tied up in the courts tweeting this morning the justice dept. Should have stayed with the original travel ban, not the watered down, politically correct version they submitted to supreme court. But he is criticizing his own justice department, and a socalled watereddown travel ban that he himself signed. Jon live at the white house. Asking the president to stop tweeting. George conway is a respected conservative lawyer. Hes also a supporter of the president. Hes pleading with president to stop tweeting. David. Married to white house counselor kellyanne conway. Congress back to work after a break with that major showdown looming. Former fbi director james comey set to testify thursday with the meetings with President Trump and the memos he kept. Will President Trump try to stop him, invoking executive privilege. Tonight, we have ans on on that from the white house and abcs mary bruce on the hill. Reporter tonight, that blockbuster testimony from the fired fbi director is moving forward. The white house now says definitely President Trump wont try to block him. President trump will not assert executive privilege regarding james comeys scheduled testimony. Reporter sources close to comey say hes angry after being fired with no warning. On thursday, hell get to tell his side of the story. Front and center will be his private conversations with the president. Hes preparing to answer questions about those memos he wrote detailing their encounters. Whats your one key question for him . Weve seen these reports that are been attributed to comey. And the questions are going to be about whether thats how it happened. No one has heard from him directly. Reporter lawmakers are eager to know, did President Trump ask comey to pledge his loyalty . Did the president pressure comey to drop his investigation into fired National Security adviser Michael Flynn . And did comey tell the president he wasnt under investigation, as trump claims . Hanging over the hearing, the biggest question of all. Is there any evidence of collusion between the trump team and the russians . Theres a lot of smoke. We have no smoking gun at this point. But there is a lot of smoke. So lets get to mary bruce. The committee has requested those memos as you reported there, mary. Lot of questions about whether or not the public will ever see them. David, lawmakers remain hopeful but no clear answer yet on when we might see those memos. Lawmakers are confident that comey will be discussing those private conversations with the president. Mary, thank you. And to let everyone at home know, abc news will carry direct comeys testimony live at 10 00 a. M. Eastern on abc. After President Trumps decision to pull out of the climate accord. Americans oppose the paris accord withdrawal by a margin of 2 to 1. Most told po pollsters it will hurt americas leadership in the world theres still much more ahead on world news tonight this monday bill cosbys Sexual Assault trial begins and the tv daughter who showed up with him. And new developments in a deadly warehouse fire. Dozens killed. 36 people trapped inside. Police now announcing two arrests. We have new developments. The new headline for parents of newborns. The new recommendation when it comes to babies and when they should not be sleeping in your bed. And the medical emergency behind the wheel. The driver in the wrong lane the husband in the next car over, and what he does. The incredible moment as we continue here. The things they love to do most on these balloons. Travel with my daughter. Roller derby. Now give up half of em. Do i have to . This is a tough financial choice we could face when we retire. But, if we start saving even just 1 more of our annual income. We could keep doing all the things we love. Prudential. Bring your challenges. But with my back pain i couldnt sleep or get up in time. Then i found aleve pm. The only one to combine a safe sleep aid plus the 12 hour pain relieving strength of aleve. And now. Im back aleve pm for a better am. You are loved im ryan and i quit smoking with chantix. I tried to quit cold turkey. I tried to quit with the patch; that didnt work. Along with support, Chantix Varenicline is proven to help people quit smoking. For me, chantix worked. It reduced my urge to smoke. Compared to the nicotine patch, chantix helped significantly more people quit smoking. When you try to quit smoking, with or without chantix, you may have nicotine withdrawal symptoms. Some people had changes in behavior or thinking, aggression, hostility, agitation, depressed mood or suicidal thoughts or actions with chantix. Serious side effects may include seizures, new or worse heart or blood vessel problems, sleepwalking or allergic and skin reactions which can be lifethreatening. Stop chantix and get help right away if you have any of these. Tell your Healthcare Provider if youve had depression or other Mental Health problems. Decrease alcohol use while taking chantix. Use caution when driving or operating machinery. The most common side effect is nausea. Im so proud to be a nonsmoker. Ask your doctor if chantix is right for you. Many insurance plans cover chantix for a low or 0 copay. Next tonight bill cosbys Sexual Assault trial now under way. The comedian once known as americas dad. Arriving with one of his tv daughters. She told our reporter why she came today. Heres abcs linsey davis. Reporter bill cosby entered a pennsylvania courtroom flanked by his former tv daughter in a show of support. The famed comedian faces was charged, stemming from an incident in his home at 2004 when andrea constant. Prosecutors say this case is about, trust, betrayal and the inability to consent. While cosbys been accused by more than 50 women of drugging and or sexual misconduct, jurors are hearing from only other accuser in this case. The former assistant to cosbys agent cried today as she painstakingly recounted how he made her take a pill before sexually assaulted her. It could show a pattern and practice, an m. O. By bill cosby. Reporter but cosbys attorneys pounced. Pointing out multiple inconsistencies in her story, cosby tweeting this photo today, thanking Keshia Knight pulliam, who played rudi huxtable, for her support today. Im showing up in the manner that if it was reversed, i would want someone to show up for me. Reporter the defense argues Andrea Constand has changed her story multiple times and points out that she called cosby after initially telling detectives she never reached out linsey davis, thanks. When we come back tonight the new device from apple unveiled today. Also the new headline about a deadly fire killing dozens. What police have now revealed. And the medical emergency behind the wheel. The driver in the wrong lane. The husband in the next lane over and what the emergency was inside the car. Back in a moment. It starts a chain reaction. Thats heard throughout the connected business world. At t Network Security helps protect business, from the largest Financial Markets to the smallest transactions, by sensing cyberattacks in near real time and automatically deploying countermeasures. Keeping the world of business connected and protected. Thats the power of and. 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Tompkins backing up his truck, jumping right through the passenger window to stop the car. 32yearold was suffering that seizure at the time. New headline about babies and where they should sleep. Researcherses at penn state said the sooner infants are placed in their own bedroom the better the sleep. At nine months they sleep uninterrupted for 40 minutes. Tonight, its siri versus ale alexa. New voiceactivated device named homepod. It can respond to questions. A direct rival to the popular amazon echo featuring alexa. When we come back tonight the emotion nol scene around the world and what had Ariana Grande breaking down on that stage. My daughter is. Studying to be a dentist and she gave me advice. She said. Dadgo pro with crest prohealth. 4 out of 5 dentists confirm. These crest prohealth. Products help maintain a. Professional clean. Go pro with Crest Pro Health crest prohealth. Really brought my mouth. To the next le