Paratroopers assigned to K Troop, 5th Squadron, 73rd Cavalry, 82nd Airborne Division, Multi-National Division – Baghdad and national police officers assigned to the 3rd NP Brigade, 1st NP Division rehearse the proper way to exit a CH-47 Chinook helicopter prior to conducting an air assault clearance operation, June 26, on Forward Operating Base Hammer, Iraq. The combined forces partnered during an Iraqi-led operation dubbed "Operation Winged Lion II." The operation was in order to assess security in the Ma'dain region, located outside of eastern Baghdad.