Conquering the Climb Army Spc. Jacob Serpas climbs over an obstacle during the Croatian Winter Challenge at Bemowo Piskie Training Area, Poland, Jan. 5, 2024. The 15-kilometer competition consisted of seven events: land navigation, small arms firing, wall climbing, obstacle course while wearing a gas mask, rope crossing, low-crawl and obstacle climbing, and a hand grenade toss. SHARE: Download: Full Size (1.15 MB) Tags: Army Credit: Army Sgt. Alex Soliday VIRIN: 240105-Z-JS531-1122M.JPG Photo Gallery