A firecracker exploded in a woman’s hands in San Francisco on Saturday night, blowing off some of her fingers, police said.The 28-year-old woman was lighting candles inside a parked motor home at about 10:20 p.m. when she picked up what she thought was another candle, police said.It was actually a firecracker, and when she lit it, it exploded in her hands, police said. Her injuries were not life-threatening. Read More