SAN DIEGO (March 29, 2012) Capt. Shoshana Chatfield, right, commodore of Helicopter Sea Combat Wing, Pacific Fleet, speaks at the transition ceremony for the Black Knights of Helicopter Anti-Submarine Squadron (HSC) 4 as Cmdr. Tamara Graham, commanding officer of HS-4, looks on. The ceremony marked the designation transition from anti-submarine squadron to sea combat squadron. U.S. Navy photo by Mass Communication Specialist 3rd Class Benjamin Crossley.