recognize it anymore. u.s. intelligence officials says there's no indication that this blast is related to terrorism. i'm going to repeat that. right now even though this is just a couple days after what happened here, authorities say there is no reason to believe that there is any link to terrorism. yes, the situation is being treated as a crime scene, but that is for purposes of completeness and to try to give them the best opportunity to figure out what happened when they look back after dealing with the immediacy of the situation. right now they're dealing with it as a crime scene, but there's no proof to suggest it's anything other than a horrible accident that they have to deal with down there. now, fredricka whitfield has been working on this trying to gather all the sound of people there on the ground so we can re-live the experience and understand what they're going through. let's take a look at that package now. >> we saw an explosion -- >> we need -- >> reporter: at the time all anyone knew was that a major fire had erupted in the night sky over the tiny town of west