LONG BEACH, Calif., (Oct. 29, 2020) Sailors assigned to Maritime Expeditionary Security Squadron (MSRON) 11, underway aboard a Sea Ark 34-foot patrol boat during a security site survey off the coast of Long Beach in California in preparation for Maritime Infrastructure Protection Exercise. The Maritime Expeditionary Security Force is a core Navy capability that provides port and harbor security, high value asset security, and maritime security in the coastal and inland waterways. (U.S. Navy photo by Chief Boatswain�s Mate Nelson Doromal Jr.)