The video goes inside the M1 Abrams, a 70-ton U.S. Army battle tank built around speed, armor, and a 120-millimeter cannon.
After four decades on the front lines, the M1 Abrams still anchors U.S. armored power thanks to relentless upgrades and ...
You might expect modern battle tanks to have embraced automation, but many of them still have a fourth crew member tasked with loading ammunition.