>> what they will try to do is rule out certain causes. for instance, you rule out light and rule out natural causes in these kind of things. then you look for specifics about what could have caused the fire whether it's electrical or mechanical, the human factor or any of those types of things. >> one theory about why this fire move so quickly was something called a flashover. when the fire gets so hot, the toxic gases inside in a confined area simply ignite. also they will have some type of an explosion that could explain why the crew didn't have time to fight the fire. >> if there are other boats out there that have charging stations and they think this played a role in it, just about everybody has a cell phone to charge especially if you are out