Sgt. Maj. of the Army tells Chief of Staff he’ll never make it on the outside

THE PENTAGON -- Command Sgt. Maj. Michael A. Grinston, the 16th Sgt. Maj. of the Army, told Army Chief of Staff James C. McConville that he’ll “never make it on the outside,” during a heart-to-heart counseling session Tuesday after McConville mentioned this might be his last assignment.

Grinston, who feels that retention is a personal responsibility of h…