150215-N-YW024-056 PACIFIC OCEAN (Feb. 15, 2015) Sailors assigned to Surface Warfare Detachment Four of the littoral combat ship USS Fort Worth (LCS 3) Crew 102, prepare to board a naval training vessel as part of maritime interception operation training during an Independent Deployer Certification Exercise (IDCERTEX). IDCERTEX, led by Commander, U.S. 3rd Fleet (C3F) and executed by Commander, Carrier Strike Group (CSG) 15, is being conducted Feb. 9-20 off the Coast of Southern California and Hawaii. The exercise includes Crew 102, embarked aboard USS Freedom (LCS 1), the guided-missile destroyers USS Lake Champlain (CG 57), USS Chosin (CG 65) and the guided-missile destroyers USS Preble (DDG 88) and USS Chafee (DDG 90). IDCERTEX will serve as CSG 15's final opportunity to evaluate and certify Preble, Chafee and Crew 102 across multiple warfare areas prior to regularly scheduled deployments. (U.S. Navy photo by Mass Communication Specialist 3rd Class Katarzyna Kobiljak/Released)