DYNAMIC ENTRY COURSE U.S. Marines being trained by III Marine Expeditionary Force's Special Operations Training Group, detonate a slider charge during the Dynamic Entry Course held on Camp Hansen's rifle range in Okinawa, Japan, Sept. 19, 2006. SHARE IMAGE: Download Image: Full Size (0.09 MB) Photo By: VIRIN: 551881-Y-QUG55-813.jpg Photo Gallery