kay parsons had been murdered. d becky, someone who had been right there at the scene of the crime. ♪ ♪ ♪ >> coming up -- belize take a closer look at becky's son, michael. >> when i see the boy sitting, next door neighbor sitting down on a rock across the street. and that made me kind of suspicious. >> he discovers his mother's house broken into. he's on the scene. we get there. that raised a lot of red flags. >> but why would michael murder his mother's best friend? -- when dateline continues. ♪ ♪ ♪ my legs. i think you were supposed to keep left there. hmm? what is this place? the other side of the rest stop. bundles as far as the eye can see. if you're looking for a first mate, i know a guy. me. i'm the guy. is this oak? [ sniffs ] four types of jerky. this is where i live now. you could save a ton with progressive by bundling your boat or rv with your home and auto. hey, guys! free bags! they're just giving them away! with a majority of my patience with sensitivity, i see irritated gums and weak enamel. sensody