Col. Erik Goepner, 11th Security Forces Group commander, and Chief Master Sgt. Todd Fuller, 11th SFG command chief, reveal a 10th Anniversary of 9/11 plaque to fellow 11th SFG members Sept. 11, 2012. The plaque highlighted the group’s participation in a 9/11 Memorial Ruck March the year prior. After the plaque was revealed, the Airmen participated in this year’s march, which stretched nine miles and 11,000 meters around the perimeter of Joint Base Andrews. (U.S. Air Force photo/Senior Airman Lindsey A. Porter)