Boat Drills Sailors conduct drills as part of Maritime Expeditionary Security Force Boat University in Long Beach, Calif., Dec. 5, 2023. The force provides port and harbor security, high value asset security and maritime security in the coastal and inland waterways. SHARE IMAGE: Download Image: Full Size (0.86 MB) Tags: Navy, Training Photo By: Navy Chief Petty Officer Nelson Doromal Jr. VIRIN: 231205-N-NT795-3356C.JPG Photo Gallery