Black Ops: 'Escalation' DLC for May 03 2011

The second DLC for Call of Duty: Black Ops "Escalation" is set to release on May 03 2011 on the XBOXLive Marketplace.  The new map pack will include four new multiplayer maps and one new zombie map, 'Call of the Dead'.  The multiplayer maps include Zoo, Hotel, Convoy and Stockpile.