tamara hardnett if someone was in the room they would have been hurt because it exploded. (6 secs) jessica horne says the hoverboard she bought for her family was charging before it destroyed part of her louisiana home jessica horne both wheels it was like a firework, i seen sparks flying and before i could yell the house is on fire the middle part of the board that would go in between your feet it just went poof. (13 secs) authorities are investigating the cause of the fires, but now, the national association of state fire marshals is issuing an advisory, saying these incidents are "not unique occurances" - and that consumers need to do their homework chief butch browning / president, national association of fire marshals if you buy these devices, make sure that they've been tested by a reputable testing firm?be cautious about purchasing them over the internet, purchasing them directly from overseas." sabrina/2wxcenter we're back with sam now... "now, we are iowa's most accurate forecast with meteorologist sam schreier. certified by weatherrate the independent weather experts" sam today i