Later reports are surfacing, and they are saying some witnesses say there were explosions. Also read another article that stated some of those burned to death were also decapitated. I don't know what would cause this in this case, but an explosion would certainly be something to look at.
"Later reports are surfacing, and they are saying some witnesses say there were explosions."
That is usually tires bursting. With 100+ psi air pressure it makes a mighty bang. Even after 18 yrs in the fire service, it still makes me nearly soil myself.