CHOCK TROT U.S. Navy Petty Officer 3rd Class T'ionna Bradley removes chocks from a UH-60 Black Hawk helicopter aboard the guided-missile destroyer USS O'Kane in the Arabian Gulf, Nov. 27, 2010. The O'Kane is deployed as part of Commander, Task Force Iraqi Maritime, supporting maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of responsibility. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 567002-V-NEN92-224.jpg Photo Gallery