190614-N-DX868-1068 POINT MUGU, Calif. (June 14, 2019) Engineman 2nd Class Christian McCain, from Arlington, Texas, engages opposing forces while dismounted with an M240 machine gun. The Coastal Riverine Squadron (CRS) 1 convoy section is being assessed for measure of performance at Naval Air Station Point Mugu, Calif. CRS-1 is qualifying for future mobilization requirements. (U.S. Navy photo by Hospital Corpsman 1st Class Kenji Shiroma/Released)