Article Photos: LA police: Fire set on woman 'defies explanation' 1/1

A burned city bus bench seen in the Van Nuys section of Los Angeles on Thursday Dec. 27,2012 after police arrested a man for allegedly setting a 67-year-old woman on fire who was sleeping on the bus stop bench. Authorities said the man, who is in his 20s, was arrested early Thursday. Police said the attack occurred shortly after 1 a.m. outside a drug store. A witness said he saw a man come out of the store and pour something on the woman who had been sleeping on a bench before striking a match and setting her ablaze. The woman, who may be homeless, was taken to a hospital and listed in critical condition. (AP Photo/Greg Risling)