generally speaking in an investigation, sometimes you hold back, you lay back, because you want to see what that person does. you want to see, maybe they lead you to evidence. you don't just plop yourself right in the front yard, then people clam up and they don't potentially reveal other issues. >> north port police say they were surveilling brian laundrie but only as much as they could do so legally since there was no crime and no homicide at the time. gabby was still a missing persons case and her remains had not been found. but if he was being watched, how did he get away on the 13th? >> i think if you talk to a lot of people who have experience in law enforcement, i mean, the guy goes for a walk in the carlton reserve, he's not wanted for a crime. i mean, what are we -- what are we supposed to do? we're going to go tree to tree, following him back through the woods? i mean, you know, it just wasn't there with the information we