A memorial bearing the name of Airman 1st Class Leasha Jill Bjork-Hardesty is unveiled along the Memorial Park walkway at Ellsworth Air Force Base, S.D., Aug. 27, 2012. The walkway includes memorials representing the men and women assigned to Ellsworth who have died while on duty. (U.S. Air Force photo by Airman 1st Class Alystria Maurer/Released)