Sgt. Andrew Knauf climbs a mountain to search for possible enemy observation posts. U.S. Army Sgt. Andrew Knauf climbs a mountain to search for possible enemy observation posts and weapons caches near Dingak, Afghanistan, on Jan. 3, 2007. Knauf is attached to Bravo Company, 1st Battalion, 102nd Infantry Regiment. SHARE IMAGE: Download Image: Full Size (0.04 MB) Photo By: VIRIN: 342696-N-URK30-024.jpg Photo Gallery