they were working on converting the van. she also said she saw them sitting in the van and laughing while they were working on it earlier this summer. and she also commented that the laundries are very nice people. back here at the carlton reserve, we are in the fifth day of the search for brian laundrie. still no sign of him. this is video that was provided to us by the north port police, and it shows them on a swamp buggy still combing the area. not clear how long they're going to be here, focusing on this area for brian laundrie after the divers were here yesterday and their search turned up nothing. victor, alisyn? >> andrea walker there near the search site, thanks so much. let's bring in criminal analyst j.c. jordan and steve north. i want to start with ka