What Sparked Massive House Explosion in Virginia?

More information about the terrifying house explosion in Virginia is emerging. The blast ripped the house apart, sending flames and debris into the air. The drama began when neighbors say the man who lives in the house, James Yoo, started firing 30 to 40 flares from his backyard. When the cops tried to make contact with Yoo, they say he fired a gun at them. As police moved in on him, the house exploded. Inside Edition's Les Trent has
more.