Aerographer’s Mate 1st Class Ian Smith and Aerographer's Mate 2nd Class Gianna Conroy, attached to Commander, Task Group 56.1, move the MK 18 mod 2 unmanned underwater vehicle across the flight deck of the of the Royal Fleet Auxiliary Cardigan Bay during the International Mine Countermeasure Exercise (IMCMEX) 16, April 13, 2016. IMCMEX 16 is a multilateral exercise using all aspects of defensive maritime infrastructure protection to demonstrate the global resolve to maintain freedom of navigation and the free flow of maritime commerce throughout the U.S. 5th Fleet area of responsibility. (U.S. Navy Combat Camera photo by Mass Communication Specialist 2nd Class David Giorda/Released)