DICE announces Battlefield: Bad Company 2 Vietnam, a multiplayer expansion for Battlefield: Bad Company 2 that will take the military shooter series back to the jungles of Vietnam when it is released later this year. The Battlefield Blog has a trailer from the expansion. Word is: "The Battlefield: Bad Company 2 Vietnam digital expansion pack takes all of the intensity, action and addictive gameplay of Battlefield: Bad Company 2 and ups the ante with enhanced persistence, new weapons, vehicles, unlocks, awards, achievements and trophies. Featuring four new maps playable in classic Battlefield modes including Conquest and Rush, Battlefield: Bad Company 2 Vietnam will be available worldwide this winter for the Xbox 360® videogame and entertainment system, PlayStation®3 computer entertainment system and PC. Price will be announced at a later date." Here's the embedded trailer.