170911-N-ZQ712-055 GULF OF ADEN (Sept. 11, 2017) AH-1 Cobra and UH-1 Huey helicopters assigned to Marine Medium Tiltrotor Squadron (VMM) 161 (Reinforced) land on the flight deck of the expeditionary mobile base USS Lewis B. Puller (ESB 3) in support of Alligator Dagger 2017. Alligator Dagger is a dedicated, unilateral combat rehearsal led by Naval Amphibious Force, Task Force 51, 5th Marine Expeditionary Brigade. Combined Navy and Marine Corps units of the America Amphibious Ready Group and embarked 15th Marine Expeditionary Units are to practice, rehearse and exercise integrated capabilities that are available to U.S. Central Command, both afloat and ashore. (U.S. Navy photo by Mass Communication Specialist Seaman Apprentice Chad Swysgood/Released)