
The Marines and Sailors with Marine Medium Tiltrotor Squadron 161 (Reinforced), 15th Marine Expeditionary Unit, and Essex Amphibious Ready Group prepare to chain down an AH-1Z Viper as it lands aboard the USS Anchorage (LPD 23) at sea in the Pacific Ocean, June 3, 2015. The Marines and Sailors of the 15th Marine Expeditionary Unit and Essex Amphibious Ready Group conduct flight operations to be better prepared for future operations. (U.S. Marine Corps photo by Sgt. Steve H. Lopez/Released)

U.S. Navy Petty Officer 3rd Class Joshua Naves, left, guides a UH-1Y Venom off the flight deck aboard the USS Anchorage (LPD 23) in the Philippine Sea, June 3, 2015. Naves is an aircraft handler aboard the USS Anchorage. The Marines and Sailors of the 15th Marine Expeditionary Unit and Essex Amphibious Ready Group conduct flight operations to be better prepared for future missions. (U.S. Marine Corps photo by Sgt. Steve H. Lopez/Released)

A UH-1Y Venom with Marine Medium Tiltrotor Squadron 161 (Reinforced), 15th Marine Expeditionary Unit, lands with a Bambi Bucket on the flight deck of the USS Anchorage (LPD 23) in the Philippine Sea, June 3, 2015. Marines of the 15th MEU practice firefighting operations to be prepared for potential missions in the future. (U.S. Marine Corps photo by Sgt. Steve H. Lopez/Released)

A U.S. Marine UH-1Y Venom with Marine Medium Tiltrotor Squadron 161 (Reinforced), 15th Marine Expeditionary Unit, prepares to land with a Bambi Bucket on the USS Anchorage (LPD 23) in the Philippine Sea, June 3, 2015. Marines of the 15th MEU practice firefighting operations to be prepared for potential missions in the future. (U.S. Marine Corps photo by Sgt. Steve H. Lopez/Released)

U.S. Marines with Marine Medium Tiltrotor Squadron 161 (Reinforced), 15th Marine Expeditionary Unit, practice firefighting operations in the Philippine Sea, June 3, 2015. Marines of the 15th MEU practice firefighting operations to be prepared for potential missions in the future. (U.S. Marine Corps photo by Sgt. Steve H. Lopez/Released)