Officials respond to incident at Andersen’s main gate Published Sept. 21, 2007 By 36th Wing Public Affairs ANDERSEN AIR FORCE BASE, Guam -- Andersen security forces, explosive ordnance disposal members, fire department and Guam Police Department responded to an incident at Andersen Air Force Base today. Marine Corps Drive was closed for approximately one hour as the situation was being contained. The event is under investigation, and more information will be released as it becomes available.