DALLAS (AP) -- An upcoming video game lets players re-enact the Swift boat mission in Vietnam that won Sen. John Kerry a Silver Star award for battlefield heroism. The first-person shooter "Kuma War" uses a ripped-from-the-headlines approach where gamers can download and then relive actual battles, mainly from the current war in Iraq. Beginning Sept. 30, the "John Kerry" mission will be available for download as an add-on pack for the game, made by New York-based Kuma Reality Games. The Kerry mission is based on the Navy's records of the encounter on Feb. 28, 1969. Playing as Lt. John...