the ocilla pd called in the gbi. >> the gbi receives a request for assistance from the ocilla policeepartment at about 11:00 a.m. on october 24th, 2005. >> gary is a retired special agent of the gbi. >> i had realized this was a major case. so we sent everyone available in the office to respond. >> we talked to him for a while. they said that, you know, they had a forensic team coming in. >> in this case, the circumstances were such that the behavior did not match tara. it was clear that there was a problem. that said, we couldn't eliminate the possibility that she had gone off on her own, was upset, or left for some other reason. >> i think a lot of people in the beginning that knew that she had been upset about the situation between her and marcus thought that maybe she just decided to just get away for a while. >> i just assumed it. >> this case happened on the heels of the infamous runaway bride case in atlanta. >> a girl had about the age of tara, was engaged. and she got cold feet, and left. and they had her missing, and she was on national tv. it was a big thing. >> she was se