couldn't police put the puzzle together? a race against the clock, a family's most desperate hour. >> i said, i will do whatever i. can >> can they unravel this mystery in time? >> don't you understand? every minute counts. >> hello, welcome to dateline. insistently of young dreams interrupted. a talented drummer, who is aiming for a rock and roll stardom, suddenly disappeared. his parents immediately since he was in danger, and they were forced into a race to find him in time. here's dennis murphy, with taken. >> matt landrieu, from the detroit suburbs was just a regular guy. kid who delivered the pizza, travel the world on a skateboard, and cracked up his friends with jackass tile