MSNBC Dateline October 5, 2019 07:57:00
Become a police officer to help people like that. >> and as detective wilson pored through the mountain of evidence on the case, he came across that interview detectives had with ryan after the murder. reading through the transcript. he saw a key detail. that no one noticed. >> you bit this guy? >> yeah. on the hand. >> it was through a glove. he had to take off the glove to put on the tape. >> ryan was telling detectives the intruder took his gloves off. beforehand lg the duct tape. and also the shoe lace used to tie him up. >> maybe that might have dna on it. >> detective wilson checked to s...