optimistic that christmas is the target date for this signing. but here is the reality. wisconsin s ron johnson today became the first republican senator to say he is a no. he says the bill as it s currently written benefits big corporations over small businesses. among the undecided, maine s susan collins. she says that late add by republicans to repeal that obamacare mandate requiring all americans to have insurance is wrong. that would add an estimated 13 million more americans to the ranks of the uninsured. so, david, christmas may be optimistic, but we will soon see. all right, cecilia vega live at the white house. cecilia, thank you. next tonight, to that deadly rampage in northern california. a gunman shooting into a kindergarten class. police now identifying the gunman. and they now say his wife was actually his first victim. they have found her body, it was hidden under the floor in their home. and tonight, the school custodian who locked the door, seconds before the gunma
firearm. somehow, he circumvented that, procuring the components of a weapon and somehow assembling those two semiautomatic rifles that he used in that shooting in his own home. david? matt gutman in california again tonight. thank you, matt. we turn next here to a major new clue in the hunt for a possible serial killer in tampa. four people killed now, all in one neighborhood, striking again in recent days. police now say the man seen in this surveillance video right here from the night of the first murder is the actual suspect in all of the others. and tonight, there is also new surveillance video recorded just yesterday, and abc s victor oquendo with that surveillance. reporter: this is the new video tampa police want you to watch closely tonight. showing a person walking moments before the latest victim of an apparent serial killer was gunned down early tuesday. police believe it s the same person spotted near the scene of the first murder. and are now confirming this is thei
one of the victims was a grambling senior. the other, his friend from home. the suspect is someone they knew. tonight, the university is stepping up security, but holding classes and other events this homecoming week. next this evening, a mysterious abduction, right back in the headlines tonight. sherri papini, the california wife and mother who says she disappeared while jogging, found three weeks later on thanksgiving day, tied up alongside a highway. well, tonight here, for the first time, her husband s first call for help. the wife s text messages, who was she texting? and fbi sketches of two women wanted for questioning. here s abc s senior national correspondent matt gutman. reporter: tonight, for the first time, we re hearing the 911 call keith papini made to report his wife missing. i just got home from work and my wife wasn t there, which is unusual. reporter: the question of who abducted the young mother is one law enforcement is still grappling with nearly a year aft
somebody, like, grabbed her. reporter: today, the sheriff s office releasing new sketches of the two hispanic women sherri papini says abducted her while she was out running. keith papini telling me about the moment he first saw her again. one of the officers kind of, like, braced me and kind of put his arm around me and he said you know, prepare yourself, they branded her. reporter: the sheriff s office also revealing today that papini was texting with a male acquaintance from michigan, just days prior to her disappearance in an attempt to meet. that man was later cleared. david, law enforcement is concerned about possible inconsistencies in sherri s story. she has claimed that she was abducted and held solely by the women that you saw in those sketches, but police say that they found dna of a female and a man on her clothes and her shackles. david? more questions to come. matt gutman, our thanks to you. there is still much more ahead on world news tonight this wednesday
next here, to that developing headline from las vegas. tonight, the hotel now revealing its own timeline, involving that hero security officer who was shot and who then called for help, and the massacre. abc s senior national correspondent matt gutman back in las vegas. reporter: tonight, the owners of the mandalay bay out with a new timeline of what they say happened the night of the massacre. the company disputing what police have said and insists there was no six-minute gap between the time that stephen paddock shot a security guard in the hallway and the moments he opened fire on the 22,000 concert-goers down below. in a just released statement, the hotel chain says, the rampage began at most 40 seconds after the security guard reported he d been shot. the implication? by the time hotel security was notified about a gunman, the massive attack was already under way. campos wasn t the only one who called security. a maintenance man on the same