MSNBC Dateline October 7, 2019 06:12:00
Michelle and monica couldn't resist going back to prowling the streets, looking for clues. cagney and lacey shift their focus to derek? >> we never thought he should get away with it. >> when the police said, "come in. we want to talk to you, we're going to reopen the case," i have a notebook now. i'm like, "oh smyers." so i wrote it down, and then i go back and i found, like, businesses they had. >> reporter: they also figured out where derek lived. you're regularly driving by his house? >> no, we were, you know, back on the job. making sure since the case was reopened, we, they had enough ev...