james quisenberry, the family friend who'd made the last phone call to earon. that he was part of a robbery that turned deadly. now it was time to bring both men in and interrogate them. i'm a little apprehensive, but not nervous, no butterflies. just because it's something i had planned on and prepared for such a long time. you were ready. i was ready. hoda kotb: 15 months after the shootings, quisenberry and williams voluntarily came down to headquarters. each knew the other was there. i wanted them both to understand that if they didn't tell us the truth, the other guys may be. hoda kotb: as a tactic, detective arnold even walked williams past a closed circuit monitor where he could see quisenberry in an interview room. now he's got time to think, hey, what's quisenberry telling these detectives? what's he talking about? hoda kotb: detective arnold needed both suspects to admit they were in the house when the shootings went down. that would back up murder charges against both of them, no matter who pulled the trigger. hoda kotb: quisenberry was interviewed f