130423-N-DR144-716 Pacific Ocean (April 23, 2013)- Aviation Boatswain's Mate Airman Timothy Davis prepares to chock and chain an MV-22 Osprey assigned to Marine Medium Tiltrotor Squadron (VMM) 161 as it lands on the flight deck of the Amphibious Transport Dock Ship USS Anchorage (LPD 23). Anchorage is currently en route to its namesake city of Anchorage, Alaska for its commissioning ceremony May 4. (U.S. Navy photo by Mass Communication Specialist 1st Class James R. Evans / RELEASED)