Los Angeles Police Chief Charlie Beck holds up a rocket launcher taken as part of a cache of weapons received as part of a weekend gun buyback program at Los Angeles Police headquarters in Los Angeles on Monday, May 14, 2012. The haul also included 791 handguns, 527 rifles, 302 shotguns, marking a four-year low. A local supermarket chain donated $200,000 in gift cards to give out in exchange for the guns.

A pile of guns is displayed at a news conference after an annual Gun Buyback Program which netted 1,673 firearms over the weekend, marking a four-year low shown at the Los Angeles Police headquarters in Los Angeles.