Pfc. Peter Mathew, a Soldier assigned to Bravo Battery,

Pfc. Peter Mathew, a Soldier assigned to Bravo Battery, 1st Battalion, 103rd Artillery Regiment, Rhode Island Army National Guard, observes M777 A-1 howitzer deflection angles measured for indirect fire capability through the scope of his M1A2 Infinity Aiming Collimator during an eXportable Combat Training Capability exercise on Camp Grayling Joint Maneuver Training Center, July 16, 2014. The system has an illuminated mil scale reticle and functions as an optical projection system that simulates a grid board type of infinity aiming target reference necessary for cannon placement. (U.S. Army photo by Spc. Seth LaCount, Michigan National Guard/Released)