The Army is coordinating its development of a new warfighting concept with the leaders of the combatant commands, according to the chief of Training and Doctrine Command. Gen. David Perkins told reporters Nov. 9 that TRADOC is "partnering with the geographic combatant commanders" to test the Multi-Domain Battle concept. In fiscal year 2017, the focus will be on the U.S. Pacific Command area of responsibility; in FY-18, the effort will move to U.S. European Command. "We're going to try to...