For decades the U.S. military’s rifles and machine guns have chambered either 5.56mm or 7.62mm rounds. Now, the Army’s newest weapons are being tested to fire a new caliber bullet that’s faster and more accurate to give soldiers an edge over their adversaries.
"Rob Gronkowski." Go ahead. Say it to your girlfriend. Even I, a congenital Patriots-hater, must grudgingly admit that Gronk, the hard-headed, able-bodied tight end, is a tough sumbitch on the field — and a favorite with the ladies.