User blog comment:Damac1214/Black Ops II Map names leaked + Vonderhaar tweets a little bit about Weapon Leveling + Zombies Campaign apparently confirmed/@comment-2163597-20120917181133/@comment-96.30.129.94-20120918012712

Canada reference in mw3: In multipayer if you use a certain class of weapon and you are on the delta force team your carachter will sport the flag on his arm.