U.S. Navy sailors with a visit, board, search and seizure team from the guided-missile frigate USS Reuben James (FFG 57) board the fleet replenishment oiler USNS Guadalupe (T-AO 200) during exercise Koa Kai off the coast of Hawaii on Nov. 15, 2010. Koa Kai is the primary integrated training event for mid-Pacific surface combatant units, encompassing Hawaii-based surface, submarine and aviation assets and other commands within the region.