Sgt. Aaron Falk, a Jacksonville, Fla., native and cavalry

Sgt. Aaron Falk, a Jacksonville, Fla., native and cavalry scout assigned to 1st Squadron, 7th Cavalry Regiment, 1st Brigade Combat Team, 1st Cavalry Division, lubricates pieces of an M242 25mm automatic chain-gun in his Bradley Fighting Vehicle during level one gunnery Aug. 26 at Fort Hood, Texas. While some crews on the range this time around satisfied a biannual certification requirement, other crews prepared for a series of upcoming international missions. (U.S. Army photo by Spc. Paige Behringer, 1BCT PAO, 1st Cav. Div.)