The U.S. military wants to upgrade the rifle that its servicemen use to spread liberty around the world. The current mainstays, the M4 Carbine and the M16 Rifle, introduced to a generation of teenagers thanks to the Call of Duty franchise, are getting a little long in the tooth. The M16 goes back to the 1960s, while the M4 carbine goes back to the swinging 1990s. And while the military has added… → Read More