>> there were branches that were snipped off and eventually killed the trees. why would somebody come into his yard and ruin things he had try to grow. >> reporter: so was that a warning? did justin actually understand he was a target? maybe angie did not know her fiance quite as well. after all, execution style murder often turns out to have something to do with illegal drugs. >> did you guys get high? did you party a little bit? >> no. >> did justin ever sell drugs? >> not that i know of. >> reporter: detective harper felt it in his vein, something about this did not add up. >> this morning justin was singled out and murdered.