CNN Anderson Cooper 360 January 23, 2014 06:37:00
And anderson, they tell me dna may have to be used. >> do we know anything about the condition of the other people in the trailer? how are they? >> reporter: they have been in the hospital. what i was told today is that they want to interview them because this is an ongoing investigation. and they haven't been able to fully ask them all the questions they want to. the cause of the blaze is officially undetermined at this point because there is just a lot of things they want to look at. they do not believe there was any suspicious activity going on. neighbors are saying that they had given the ...