kayla whitworth has those audio tapes. >> reporter: the terrifying call for help. gunfire sending children rushing from the san bernardino school t. calmer knows exactly who the shooter is. >> police said frederick anderson stopped to reload, killing his estranged wife karen smith inside her classroom in a murder-suicide. the teacher could see her inside that classroom racing to get students out. >> at that point pure adrenaline. i had the two with me and the benefit i could do was use my voice, get out! they listened. thank god they listened. >> tragically, two innocent boys caught in the line of fire. 8-year-old john than martinez killed. 9-year-old noah brandy just released from the hospital. new details now emerging about anderson's troubled past. abc news learning a previous wife filed for a restraining order against him in 1997, saying anderson threatened to kim her during her divorce. in los angeles, kayla whitworth, abc news. >>> last night a prayer vigil wag held in san bernardino in honor of karen smith, who was shot and killed by her husband in that clas

if los angeles, kayla whitworth, abc news. >>> last night a prayer vigil was held in san bernardino in honor of karen smith who was shot and killed by her husband monday. she was a special education and one student was killed another wounded. two of smith's four adult children spoke of their mom as full of grace and love. he reloaded the gun during the attack and turned the weapon on himself. >>> investigators are trying to find the cause of a fire that broke out at the imageio hotel in las vegas. the fire started on the roof of the building. tourists wondered if the flames were a part of the blajia's dancing fountain show. fortunately, no one was hurt t. damage was limited to the roof of some of the sheflts. it took 20 minutes to contain the fire. officials are looking into whether an electrical or riding malfunction sparked the fire. >>> facebook is cracking down on fake news. just over a week to go before the special election in france, they have 40,000 fake news or spam in france. it's a part of an effort to fight misinformation following the spread of fake news in the leadup to th

in los angeles, kayla whitworth, abc news. >>> last night a player vigil was held in honor of karen smithot and killed by her husband in that classroom on monday. she was a special education and one was killed another wounded. two of smith's four adult children spoke at the vigil describing their mom as number of grace and love. frederick anderson reloaded his gun during the attack and turned the weapon on himself. >>> city leaders celebrated 107 new public housing units they help will change not only the look of san francisco but it's sense of community. it's the new hunter's view development as abc 7 news reporter wayne freeman reports, it's called a new modem. not only for this region but for the entire country. >> reporter: take a look at this, new housing, with amazing san francisco views, both outside and in and san francisco supervisors toured 107 homes, she saw something more. opportunit opportunity. >> we we heard you, you reached through the crisis. now we're here to rebuild and develop new housing. >> yes, it is public housing and a stark contrast with what will in a few years