reporter: michael told them he d gotten there around 8;30 that morning only to find his house had been burglarized and he d promptly called his mom. but he hadn t called the police, which seemed a bit strange to investigators. what s more there was no forced entry to that residence. reporter: there wasn t? there was no forced entry. reporter: that was odd too, and they were about to learn a lot more about michael. he was becky s oldest son. he and his brother chris were from a prior marriage. and michael came with a history of trouble, mostly drugs. so, that s gotta make your nose twitch a little bit. most definitely. he s on the scene when we get there. he s had a lot of problems in the past with drugs. so that raised a lot of red flags. reporter: opportunity to get quick cash? most definitely. drug habit? make a buy? you know, they gotta get money. and the best way to do that is burglaries, you know? get the quick cash. reporter: did you have trouble with drug