MSNBC Dateline September 16, 2019 07:36:00
But in the course of their investigation of ferry, detectives learned something interesting. and you had another l.j. in that crowd, didn't you? >> yeah. >> reporter: daniel ferry? >> yeah. >> reporter: what was his >> reporter: maybe their witness was confused or deliberately hiding the fact that ferry and l.j. were one and the same. either way ferry seemed like their man. but the d.a. wanted more evidence before filing charges. derek johnson and chad carpenter thought the blood samples taken from daniel ferry's home would push the case over the finish line. >> and then the blood work comes b...