A triage area is set up at Rancho Santa Susana Community Park in Simi Valley, Calif. (July 4, 2013)(Credit: AP)
Share this photo
July 5, 2013 5:06 PM
A fire official in Simi Valley, Calif., says there's no indication what caused a Fourth of July fireworks explosion that injured dozens of spectators at a community aerial display.
Please log in to comment. Civility matters; click here to read our commenting guidelines.