Capt. William J. Tanner, left, joint medical group commander for Operation Continuing Promise 2010, and U.S. Ambassador to Nicaragua Robert J. Callahan visit a Continuing Promise 2010 medical site.

BLUEFIELDS, Nicaragua (Sep. 16, 2010) Capt. William J. Tanner, left, joint medical group commander for Operation Continuing Promise 2010, and U.S. Ambassador to Nicaragua Robert J. Callahan visit a Continuing Promise 2010 medical site. The assigned medical and engineering staff embarked aboard the multi-purpose amphibious assault ship Iwo Jima (LHD 7) are working with partner nations to provide medical, dental, veterinary, and engineering assistance in several nations to improve mutual understanding of current medical issues and technology. (U.S. Marine Corps photo by Sgt. Samuel R. Beyers) File# 100916-M-6740B-222