Supporting Fire Army paratroopers provide supporting fire for an assault force during the night live-fire portion of Exercise Rock Klescman at Poček Training Area, Slovenia, March 3, 2020. The joint exercise is designed to strengthen interoperability between Slovenian and U.S. forces. SHARE IMAGE: Download Image: Full Size (5.55 MB) Tags: Army, Partnerships, Exercise Rock Klescman Photo By: Army Staff Sgt. Jacob Sawyer VIRIN: 200303-A-CZ070-005.JPG Photo Gallery