150209-N-DT805-026 PACIFIC OCEAN (Feb 09, 2015) Quartermaster Seaman Ashley Martindale shoots bearings as the guided-missile destroyer USS Preble (DDG 88) passes the Battleship Missouri Memorial during an independent deployer certification (IDCERT) exercise. The IDCERT exercise is designed to certify select U.S. ships as independent deployers as tasked by Commander, U.S. 3rd Fleet. (U.S. Navy photo by Chief Mass Communication Specialist John M. Hageman/Released)