U.S. Navy Commodore Brian Nickerson, mission commander for Continuing Promise 2011, gives Costa Rican Coast Guard officials a tour aboard the Military Sealift Command hospital ship USNS Comfort in Bajo Blay, Costa Rica, Aug. 10, 2011. Continuing Promise is a five-month humanitarian assistance mission to the Caribbean, Central and South America. U.S. Navy Commodore Brian Nickerson, mission commander for Continuing Promise 2011, gives Costa Rican Coast Guard officials a tour aboard the Military Sealift Command hospital ship USNS Comfort in Bajo Blay, Costa Rica, Aug. 10, 2011. Continuing Promise is a five-month humanitarian assistance mission to the Caribbean, Central and South America. SHARE: Download: Full Size (1.6 MB) Tags: Photo Essays Credit: VIRIN: 652078-H-SHQ34-846.jpg Photo Gallery