Snaphot: 9-11 Memorial Service Published Sept. 11, 2017 By Mauricio Campino DOVER AIR FORCE BASE, Del. -- Mike O’Connor and Tim Klein, Dover Fire Pipes & Drums, play Amazing Grace at the conclusion of the 16th Anniversary 9/11 Memorial Service Sept. 11, 2017, at the Air Mobility Command Museum on Dover Air Force Base, Del. Members of The Dover Police and Fire Pipes & Drums are all volunteers and participate in various community, civic and military functions to honor retired and active police officers, firefighters and those who have lost their lives in the line of duty. (U.S. Air Force photo by Mauricio Campino)