this is "nightline." >> tonight the missed warnings from the texas shooting. the signs that everyone seemed to have missed. >> he had a past history of violent behavior. run-ins with the law. >> he is cams from a mental health facility. how was he able to purchase that powerful weapon? and what clues could be hidden from authorities on his password protected phone? plus new and chilling accusations against the movie mogul harvey weinstein from the same who helped bring the misconduct to life. how he says weinstein hired former intelligence officers to spy on his accusers.

>> these are highly trained operatives who excel in using false identities. >> with undercover acts to discredit them. could criminal charges be on the way for weinstein? but first, the "nightline" five. ♪ ♪ ♪ it feels good to be back. ♪ ♪ ♪

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we begin with the latest developments in the church massacre, the deadliest shooting in texas history. the harrowing stories of survivors. many of them playing dead. and what we're learning now about the gunman including the blazing red flags in his personal history. here's abc's matt guthrie. >> part of me hopes they're wrong and it's not her. maybe she's just in the hospital. i want my daughter back. >> the last few days feel like a dream that charlene would give anything to wake up from. she dropped her 16-year-old daughter off at church parting the way they always do. >> i told her i love you. i'll see you later. that's what we always said every time she left. she would never leave without kissing me goodbye. giving me millions of kisses because wasn't okay to go to bed

without kisses. that was just haley. she was very loving. and she was always there. >> she couldn't have known it was the last time she'd see her constant companion. >> i wish my alarm hadn't gone off. or i had woke up late so she wouldn't have been there that day. >> with survivors and loved ones crushed. the investigation grinds on. >> this is a massive crime scene. >> the warning signs about the man methodi unloa hundf in box texas church he had visited now a portrait of a monster emergeing emerging. while in the air force, he was convicted of assaulting his ex-wife and fracturing his infant son's skull. he carried out death threats against his superiors and said to smuggle weapons on to the

base where he was stationed. >> he seems to be somebody who was angry. he had a past history of violent behavior. these are all characteristics we've seen in mass casualty attackers. >> this documented history should have he pr convenient him from purchasing the, it should have preventing him from purchasing the womens. >> the air force didn't notify the fbi of his conviction which would have precluded him from legally buyer a firearm. so when he went in to gun, there was no record in the air force. >> there was nothing in our database that precluded him from buying a firearm. >> the air force issuing a stat launc of how the service handled the records of former airman devin p. kelley. >> we're going to take responsibility and find out what happened and fix it. >> even if the air force had passed those records along, kelley may have been able to acquire weapons through other means. >> there are informal ways or

illegal ways. he can steal it or buy it off the black market in some way to acquire weapons. the reality is there are several million weapons in this country and a lot of assault weapons. if you're really determined to find them you'll find them. >> the sporting goods store saying both sales were approved by the national instant criminal back ground check system. many of the survivors and their families would bear the emotional and physical scars. like mother. >> the shooter was shooting hee. i guess everybody trying to run. nobody was moving laying on floor, he walked up and down all the aisles shooting everybody as they laid on the floor. >>he playde? >> pretty just ground. >> and so many never made it out of the church. including eight holcomb family including three genetions, including a mother and a 1- whole family was beautiful inside and out

they were always there to help debver gun control a head. president trump in south to put extreme vetting on people trying tome into the united a gun.ou what you m who happened rifle in his truck g and him, and hit him, and neutralize i can only sayut it. >> but president trump's nominef made this statement today. >> i would like to and i may get in trouble with other members of the committee, to say how insane it is tha states of america, a civilian can go out and buy a fully, a rifle like anar-15 which is apparent weapon that wased. >> this is not just anf gun control. this is an issue of being better able to identify people living ho areey to identifying killers, past incidents of dmv like the ones in kelley's criminal ong history

we know that he we know fractures the skull of his infant hich indicator for someone who may commit a>> one 54% of massshootings were tied orinvestigators believe this killing spree e. they sayas for his >> these women are cthe coal mine for shooting >> samantha evenarlier this month. >> mass shooters come in male shapesale sizes but mostrehearse for it the same way. >> this isteen's ex-wife who told abc regularly beat her. >> you've got common thread is domestic violence. >> it is incredibly imp that we understand the imic are ensuring they're they have to reli that's alreadys, the the atf have been able to eal about the killer's motives and the time line of the day. but there's one resource they have not been able to tap. >> the phone of the suspects turned over to us at this point in time. we are unable to gete. >> predictably particularly his electronically. to see what's on phone may t he mom shooting. >> what is painfully clear hereigthe

school it won't heal t hurt that has almost the so many lives during a sunday service. so they lean on one another in song and faith them through the darkest chapter has ever for "nightline." in texas. allegations against harvey d he hire a net boring of high priced intelligence agents to investigate and discredit his accusers? after a dvn my mind. my 30-year marriage... ...my 3-month old business... ened aga i was gi hospital, but wondered, was this the best treatment for me? so i made a point to talk to my doctor. he told me abo. eliquis treats dvt and g again.t only does eliquis treat dvt and pe blood clots. eliquis also had significantly less majo than the standard treatment. in ss. while taking eliquis you may bruise morlonger.te medical care for sudden signs of bl like unusual bruising. all planned medicaiquis right for meliis ask your ♪♪

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tonight in the harvey weinstein scandal including reports that thminal charges may be com allegation that the hollywood titan may have deployed ale network of security agents onal lives of his cusers, actress,n latest story has ini as the >> yet a har y weinstein anry in the new yorker reports how far weinstein wentilence intimidate not only his accusersis misconduct. >> back the curtain on is a set of tools that i were ow cou when they a allegat that weinstein hiredte security agents to befriend his accusers order to get personal information and use to it discredi them should >> i h years. i have been harassne women a by weinstein's operation was actress rose mcgowan. >> she said it wa gas for

groups was black cube. >> an elite israeli private taffed mmemberese areighlye who'sel identi, who construct to c their false id how washe? >> he was will he had contactinve ttiple points over the lastyear directlyfrom severalfirms. these were roud through he was p mcgowan is j o have comeinst andein hasd any alnsual orted amentived an >> speak at a women's gala. overy gs o >> at the same site where he had met many women of she said he wut information. >>unbenoroserecording tens of hours of audio and st back to harvey de additional operatives. in a contract signed by la conducturnalist cone ow it scared me that harvey was ee if i w she came oute after driving her home weinstein forced his way into her er dn and her.

several journalists were allegedly targeted by himself, farrow. >> what did she on awomen's nitiative and wouldn't i as a male advocate. i did not respond. >> they tried stop a publication in new yorkmagazine. which included aggressiveigence operations around one of the of that detail of ther ex-wife of the reporter that says we will use it a>> the they are posingrnalists to try to gather negative information on rosses line. says he cames those a "new york times" ntor also weinstein. >> every detailing sources that both jodi and i spoke to who then >> ops allegedly created detailed dossiers on various people. >> in one profile of rosemcgowan there are exhaustive lists of net posts about her. sections entitled past lovers for instance. adverse characterople willing

things. this was an all-out campaign tof a weinstein film there is a twist. the same lawyer representedigned a contract with thentelligence firm in an attempt to discredit accusers and journalists, was also representing the "new york times" in a libel suit at the same time. in a statement to abc news, he called it a mistake on contract with and pay investigators who he did not direct and control. he said had he known what this was associated in any way with this effort." ca betrayal and has terminated their relationship. >> are youy their reaction and how there is adal wave of change. >>hat i never could have wastry of womenh and this was a deep seated source of pain for a lot of people who were silent for too long. >> for "nigh up next totally different. what doo'brian, the chili

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beloved figure here at abc news and his foundation i know what the new york comedy festival they told 11th annual stand up for heroes benefit at madison square garden tonight with a spectacular lineup. there were comedy performances. andal performance by the chili peppers. ♪