Soldiers with the 10th Mountain Division recently tested a new machine gun optic for the Mk 19 40mm grenade launcher. ... "This now switches it to where the soldier can be more threat-focused, ...

A soldier with the 3rd Squadron, 2nd Cavalry Regiment, tested a SMASH 2000L smart scope mounted on an M4A1 rifle during a training exercise on June 6. U.S. Army photo by Spc.