Tip It Line News Today

Gunman was on a downward spiral and term noted just before that rampage began. he also made rambling phone calls to the police and fbi tip it line. >> get down, get down, get down. >> reporter: before most victims had time to run, they found themselv themselves pinned down in a hail of gun fire. officials now say the suspect seth ator had a history. falled the background check and should have never owned the assault-style rifle. hours beforte the shooting he ws fired from his job. >> he didnt wa...