Brown or Raymond? Milley Hints One Will Replace Him as ‘Next Chairman’ of Joint Chiefs May 26, 2021 | By Greg Hadley The next Chairman of the Joint Chiefs of Staff could well be an Airman or Guardian, hinted Army Gen. Mark A. Milley, the current CJCS, while speaking at the graduation ceremony for the U.S. Air Force Academy on May 26. Air Force Chief of Staff ...