Los Angeles Fire Department firefighters assist a man out of his apartment along with a cage of birds as multiple cars burn in a carport in the Sun Valley neighborhood of Los Angeles on Saturday, Dec. 31, 2011. (AP Photo/Dan Steinberg)
A Los Angeles Fire Department firefighter is shown Dec. 30, 2011, at a fire in West Hollywood, Calif. An arsonist torched car after car earlier in the day, sending firefighters scrambling to put out more than a dozen blazes in Hollywood and neighboring West Hollywood. (Associated Press)
Members of the Los Angeles Fire Department urban search and rescue team survey damage after a suspected natural gas explosion at a welding shop collapsed part of the building hurling two workers into the street, killing one and leaving the other in critical condition, Friday, July 30, 2010, in Los Angeles. (AP Photo/Gus Ruelas)
Los Angeles Fire Department firefighters are shown at a building site where a suspected natural gas explosion occurred Friday, July 30, 2010 in Los Angeles. The explosion collapsed part of the building and hurled two workers into the street, killing one and leaving the other in critical condition, fire officials said. (AP Photo/Nick Ut)
Members of the Los Angeles Fire Department survey damage from a nearby rooftop after a suspected natural gas explosion at a welding shop collapsed part of the building and hurled two workers into the street, killing one and leaving the other in critical condition, Friday, July 30, 2010, in Los Angeles. (AP Photo/Gus Ruelas)
A Los Angeles Fire Department investigator walks past a building where an apparent natural gas explosion occurred Friday July 30, 2010 in Los Angeles. The explosion collapsed part of the building and hurled two workers into the street, killing one and leaving the other in critical condition, fire officials said. (AP Photo/Nick Ut)
Members of the Los Angeles Fire Department stand at the site where a suspected natural gas explosion occurred Friday July 30, 2010 in Los Angeles. The explosion collapsed part of the building and hurled two workers into the street, killing one and leaving the other in critical condition, fire officials said. (AP Photo/Nick Ut)
Members of the Los Angeles Fire Department urban search and rescue team survey damage after a suspected natural gas explosion at a welding shop collapsed part of the building and hurled two workers into the street, killing one and leaving the other in critical condition, Friday, July 30, 2010, in Los Angeles. (AP Photo/Gus Ruelas)
