US soldiers, having dismounted from two M998 High-Mobility Multipurpose Wheeled Vehicles (HMMWV) and an unidentified transport truck, clear their weapons prior to the prior to the convoy being allowed to enter the main gate at Steel Castle Base (CQ258252), Bosnia-Herzegovina. The US forces are in Bosnia in support of Operation Joint Endeavor. Operation Joint Endeavor is a peacekeeping effort by a multinational Implementation Force (IFOR), comprised of NATO and non-NATO military forces, deployed to Bosnia in support of the Dayton Peace Accords