141104-N-WB378-003 GULF OF OMAN (Nov. 4, 2014) Aerographer’s Mate 2nd Class Robert Carlson, left, and Aerographer’s Mate 1st Class Melvin Lankford, assigned to Commander, Task Group 56.1, deploy a MK 18 MOD 2 Swordfish to survey the ocean floor during the International Mine Countermeasure Exercise (IMCMEX). With a quarter of the world's navies participating, including 6,500 Sailors from every region, IMCMEX is the largest international naval exercise promoting maritime security and the free-flow of trade through mine countermeasure operations, maritime security operations, and maritime infrastructure protection in the U.S. 5th Fleet area of responsibility and throughout the world.