TRENCH CLEARING U.S. Marines assigned to a battalion landing team with Whiskey Company, 3rd Battalion, 1st Marine Regiment, 31st Marine Expeditionary Unit engage popup targets during a live-fire trench clearing exercise in Cherokee Valley of the Rodriguez Range in Pocheon, South Korea, Nov. 13, 2008. SHARE: Download: Full Size (0.09 MB) Credit: VIRIN: 176986-P-HQP63-698.jpg Photo Gallery