20160404-N-FV739-537 PACIFIC OCEAN (April 4, 2016) – Sailors heave lines from the portside weather decks of guided-missile cruiser USS Port Royal (CG 73) while undergoing a replenishment at-sea with Henry J. Kaiser-class underway replenishment oiler USNS Guadalupe (T-AO-200) during an independent deployer certification exercise (IDCERTEX). The IDCERTEX is designed to certify select U.S. ships as independent deployers as tasked by Commander, U.S. 3rd Fleet. (U.S. Navy photo by Mass Communication Specialist 3rd Class Christopher A. Veloicaza/Released)