Six rounds a second
U.S. Air Force 2nd Lt. Casey Ryan, 55th Security Forces Squadron Officer-in-Charge of Logistics, fires his competition .40 caliber STI Eagle at targets set up in a berm at the Eastern Nebraska Gun Clun on Sept. 28 in Louisville, Neb. The pistol is one of three guns Ryan uses when he represent the U.S. Air Force in shooting contests. (U.S. Air Force photo by Josh Plueger)

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Photo by: David Hopper |  VIRIN: 160928-F-XV591-006.JPG