that day, tracy shelton is with a group of militia fighters she's been profiling for months. >> thatsome of the guys from the battalion had gone into surt, and i'd gone in with them. >> around 8:30 a.m., a heavily armored convoy of about 70 vehicles is seen leaving surt, gadhafi's hometown and his last remaining stronghold. >> there were snipers all over the city that were set up to protect the convoy. everybody knew there was somebody important in this group. >> nato forces bombed the caravan from the air. dozens are killed. >> there were a lot of survivors that had run into the bushes, into houses in this area. >> as rebel fighters prepare to head to the site of the convoy bombing, shelton asks if she can go along. but they refuse. >> that was the only time they ever said no. they told me, no, you can't come with us. it's just -- it's really too dangerous in there. >> but as soon as the rebels discover who was in the convoy and what has happened, they send for her. shelton is the first western journalist to arrive at the scene. rebels tell her that gadhafi has been found hiding in