>> there was a time, the first two thing i would talk to would be denise. and there were several times within the first few days, after her death, trying to figure out what to do with the children next. i just want to grab the phone and call her. she was my support. but denise was not there to support nathan. because the state, argued, he killed her. >> you have eyewitness identification, dna, gunshot residue, motive? and they all point to one person. and he sitting right across from you. >> nathan's trial began on july 14th. exactly 17 months after the murder. reporter, bo ebenezer, covered the trial for nbc's w. ike in pizzeria. >> we're a lot of people anxious for this trial to start? >> i think a lot of people are anxious, especially the family, the family wanted to find out what really happened.