in a taped interview, ciara ingram's young son said he heard his mother both laughing and screaming insideshe was murdered. police were looking into ciara's ex-husband, jarod. now a team of supporters was about to rally to jarod's defense, taking their own look at what the kids told detectives. continuing with "what they saw," here's dennis murphy. >> reporter: in the weeks following ciara's murder, investigators compiled their evidence. there were those police interviews with the children. and they had ciara's cell records showing her phone went silent around the time jarod was at her apartment. there wasn't a single phone call or text after 6:39 p.m. on june 2nd. and the only wisp of a lead, that guy from indiana who was going to help ciara move. >> she was murdered. >> you've got to be [ bleep ] me. >> reporter: well, his alibi checked out. and that left one person, jarod. so on july 1st, a month after ciara's murder -- >> i was leaving to go to work. and then people started getting out of their cars and putting their hands up like this saying, you know, "don't move, you're under arrest

>> reporter: ciara ingram was dead.bbed three times in the neck and left to die at the foot of her bed. her ex-husband, jarod, was tending to their two children when a police officer reached him on the phone. >> he asked me if the kids were okay. i said, "yes, they're fine." he said, "they're gonna send some officers out to talk to me, and they're sendin' the -- a counselor to talk to the kids." >> reporter: moments later, jarod saw a woman he assumed was that counselor in his front yard. >> as i approach, i look -- i can see out of my peripheral vision -- an officer approaching me with his gun drawn. and he raised it up and he said, "don't move." and so i put my hands up, he pressed me against the wall and put my hands behind my back and cuffed me. >> reporter: before he could get his bearings, jarod says his kids were whisked off in an suv. jarod okayed a search of his home and was taken to the police station for an interview. >> i'm detective fairbairn. >> i'm detective lyon. >> reporter: the conversation started ami