110321-N-IC111-043 KAMAISHI, Japan (March 21, 2011) Naval Air Crewman 2nd Class Justin Dowd, from Phoenix, surveys areas affected by a tsunami caused by a 9.0 magnitude earthquake. Dowd is assigned to the Black Knights of Helicopter Anti-Submarine Squadron (HS) 4 embarked aboard the aircraft carrier USS Ronald Reagan (CVN 76). Ronald Reagan is operating off the coast of Japan providing disaster relief and humanitarian assistance as directed in support of Operation Tomodachi. (U.S. Navy photo by Mass Communication Specialist 3rd Class Kevin B. Gray/Released)