120502-G-BV859-164 PSU 309 and MSRON 3 pre-deployment training
SAN DIEGO — A Port Security Unit 309 boat crew conducts tactical boat crew training during a pre-deployment exercise at Naval Amphibious Base Coronado, Calif., May 2, 2012. During the exercise, PSU 309 conducted joint point defense, harbor security and escort missions with Navy Maritime Security Squadron 3. U.S. Coast Guard photo by Petty Officer 2nd Class Michael Anderson