Chocks and Chains Sailors show chocks and chains to an MH-60S Sea Hawk helicopter on the flight deck of the USS Gonzalez in the Gulf of Aden, April 28, 2016. The Gonzalez is supporting maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of operations. Navy photo by Petty Officer 3rd Class Pasquale Sena SHARE: Download: Full Size (0.68 MB) Credit: Mass Communication Specialist 3rd Class Pasquale Sena VIRIN: 160428-N-VE959-078S.JPG Photo Gallery