A Stinger machine gun in WWII Which is precisely how a few United States Marines designed and built the “Stinger” light machine gun (LMG) during the lead-up to the invasion of Iwo Jima in 1945.

The Panama Canal has powered global trade for over a hundred years. There's no better way to transport goods from the Atlantic Ocean to the Pacific — but maybe, that's about to change. Mexico is about ...