An Avenger Unit personnel, 12th Air Defense Artillery, Ft Polk, Louisiana, as he uses his equipment to take immediate perimeter positions around the landing zone (LZ) of the CH-53 Chinook that brought them, and one of the Avenger units to the insertion point at Condron Army Air Field. Minutes afterwards, more Avenger laden Chinooks arrive. The Avenger unit is a High-Mobility Multipurpose Wheeled Vehicle (HMMWV) with a turret mounted Stinger launcher module. All units participating in this exercise will be challenged by the desert environment and integration with a variety of other U.S. and multi-national services