LONG BEACH, Calif. (Sept. 24, 2020) Chief Maritime Enforcer Robert Dondanvelle, a reservist from U.S. Coast Guard Los Angeles, and training safety liaison officer assigned to Maritime Expeditionary Security Squadron (MSRON) 11, scans the harbor traffic aboard Los Angeles Port Police Dive Boat 1 during a small boat attack exercise as part of Unit Level Training Assessment-Certification (ULTRA-C) provided by The Maritime Expeditionary Security Group (MESG) 1 Training and Evaluation Unit (TEU). 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.)