Thrash legends Metallica headlined the release event for the "Call of Duty: Black Ops" video game over the weekend at Hangar 8 in Santa Monica., California. The game's manufacturer, Activision / Blizzard, raised $1 million at the event fot the Call of Duty Endowment, an organization that helps military personnel transition to civilian life. The company also pledged to hire 1,000 former soldiers who currently find themselves unemployed.