Los Angeles Fire Department firefighters extinguishes numerous cars on fire in a carport in the Sherman Oaks neighborhood of Los Angeles on Monday, Jan. 2, 2012. For the fifth night in a row, a spate of arson fires has sent firefighters scrambling to extinguish car fires in the Hollywood, Hollywood Hills, Studio City, and Sherman Oaks neighborhoods of Los Angeles. The Los Angeles Fire Department confirms a person of interest has been detained and is being questioned in connection with the arson spree. (AP Photo/Dan Steinberg)