Staff Sgt. Otis Lee watches from the grounds as other Army paratroopers come down onto the Malemute Drop Zone. Soldiers from the 4th Brigade Combat Team, 25th Infantry Division (Airborne) conducted a mass tactical training exercise at the Malemute Drop Zone on Joint Base Elmendorf-Richardson on Tuesday, June 4, 2013. About 550 paratroopers jumped from C-17 aircraft during the exercise, designed to simulate a rapid reaction into a hostile zone. Two 105mm howitzers and an 81mm mortar were also dropped. The Army calls "Operation Spartan Reach" the largest and most comprehensive airborne operation in the brigade's history.