North Atlantic Treaty Organization (NATO) military members get a briefing in the Combined Air Operations Center (CAOC) located near Ravnstrup, Denmark, during the NATO Exercise CLEAN HUNTER on July 27, 2001. L to R Major (MAJ) Theo Van Der Wall, Royal Netherlands Air Force, Captain (CAPT) Paul Johnston, Canadian Air Force, Lieutenant Colonel (LCOL) Bob Athan, 173rd Air Refueling Squadron, and sitting is Commander S.G. Tore Merten, German Navy