Gen. James C. McConville Army Gen. James C. McConville succeeds Gen. Mark A. Milley as Army chief of staff, and Command Sgt. Maj. Michael A. Grinston succeeds Sgt. Maj. of the Army Daniel A. Dailey in the Army’s top enlisted position during a ceremony hosted by Acting Army Secretary Ryan D. McCarthy at Joint Base Myer-Henderson Hall, Va., Aug. 9, 2019. SHARE IMAGE: Download Image: Full Size (0.68 MB) Tags: Army Photo By: Screenshot, DOD VIRIN: 190908-D-ZZ999-002.JPG Photo Gallery