Okinawa Patrol Marine Corps Pfc. Alejandro Calderon Contreras aims an M16A4 rifle during a field exercise patrol at Camp Hansen, Okinawa, Japan, April 17, 2026. Marines and sailors conducted the exercise to enhance proficiency in patrolling techniques and weapons operations. SHARE: Download: Full Size (6.23 MB) Tags: marines, okinawa, sailors, indo-pacific Credit: Marine Corps Lance Cpl. Weston Brown VIRIN: 260417-M-ER396-9083.JPG Photo Gallery