The Army's fast-track development of its next evolution of the Abrams tank, the M1E3, will deliver a preprototype by the end of this year and a platoon of operational vehicles by late 2026, one of the service's most aggressive modernization drives in decades -- and a striking embrace of foreign-born technology at the heart of the new tank's powertrain. Army Chief of Staff Gen. Randy George revealed new details about the M1E3 during remarks Oct. 14 at the Association of...