PRACTICE ROCKET U.S. Marines fire a practice rocket from a high-mobility, artillery rocket system during a live-fire exercise on Rodriguez range, South Korea, March 28, 2014. The annual exercise enhances interoperability between U.S. and Korean forces through amphibious operations showcasing sea-based power in the Pacific. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 786302-F-CQA74-434.jpg Photo Gallery