One-on-One Mentoring Army Command Sgt. Maj. John W. Troxell, left, senior enlisted advisor to the chairman of the Joint Chiefs of Staff, talks with Marine Corps Sgt. Matthew Bragg after a morning physical training session at Camp H.M. Smith, Hawaii, Feb. 10, 2016. Bragg is a mass communicator assigned to U.S. Marine Corps Forces, Pacific. Marine Corps photo by Sgt. Erik Estrada SHARE IMAGE: Download Image: Full Size (1.76 MB) Tags: John W. Troxell, CAMP H.M. SMITH, PT , Sailors, SEAC, Hawaii, MARINES Photo By: Sgt. Erik Estrada VIRIN: 160210-M-QQ799-276.JPG Photo Gallery