WASHINGTON, D.C.—The Pentagon revealed today an exciting new standard-issue piece of equipment for all soldiers in the United States Army: a gender reveal grenade. Instead of exploding in a deadly blast of shrapnel to neutralize America's foes, the grenade will simply detonate in a harmless puff of smoke to indicate the soldier's chosen gender identity. "Our foes will cower in fear as our brave soldiers pop off a grenade that announces their gender identity," said a spokesperson for the Army. "Imagine the look on Chinese soldiers' faces as they hide in their bunkers and a grenade comes screaming in, only...