How the AR-15 became the weapon of choice for mass murderers along with 16 million other Americans
The Washington Post reports: The AR-15 wasn’t supposed to be a bestseller. The rugged, powerful weapon was originally designed as a soldiers’ rifle in the late 1950s. “An outstanding weapon with phenomenal lethality,” an internal Pentagon report raved. It soon became standard issue for U.S. troops in the Vietnam War, where the weapon earned a new name: the M16. But few gunmakers saw a semiautomatic version of the rifle — with its shrouded barrel, pistol grip and jutting ammunition magazine…