Old Friends is the eleventh campaign mission for Medal of Honor: Warfighter. Working from Hassan's Information, TF Mako pins the sales of PETN to a Gunrunner whom Dusty has history with from the War In Bosnia. TF Mako link up with TF Atlas GROM Operators whom Voodoo has a history with. They then chase the gunrunner through ruins of Sarajevo and fight many mercenaries he hired. After disabling his getaway vehicle. The gunrunner is captured and pushed to devel information as to where the missing PETN is being shipped.