Firefighters’ equipment rests on a table during the 9/11 memorial service Sept. 11, 2015, at the Air Mobility Command Museum on Dover Air Force Base, Del. The memorial incorporates two pieces of steel from World Trade Center, a rock from the United Airlines Flight 93 crash site and a block from the damaged portion of the Pentagon. (U.S. Air Force photo/Staff Sgt. Jared Duhon)
Members of the 436th Civil Engineer Squadron and 436th Security Forces Squadron carry the colors during the 9/11 memorial service Sept. 11, 2015, at the Air Mobility Command Museum on Dover Air Force Base, Del. The team was comprised of Dover AFB emergency responders. (U.S. Air Force photo/Staff Sgt. Jared Duhon)
Magnolia Fire Company firefighters bow their heads for the invocation during the 9/11 memorial service Sept. 11, 2015, at the Air Mobility Command Museum on Dover Air Force Base, Del. Members of local firefighter communities showed their respect by participating in the memorial. (U.S. Air Force photo/Staff Sgt. Jared Duhon)
Chaplain (Capt.) Quentin Genke, 436th Airlift Wing chaplain, gives the invocation during the 9/11 memorial service Sept. 11, 2015, at the Air Mobility Command Museum on Dover Air Force Base, Del. The event was held at Dover AFB’s September 11th memorial, which was complete in 2013 and holds items from the different locations directly affected by the attacks. (U.S. Air Force photo/Staff Sgt. Jared Duhon)
A Magnolia Volunteer Fire Company firefighter holds a wreath during the 9/11 memorial service Sept. 11, 2015, at the Air Mobility Command Museum on Dover Air Force Base, Del. The wreath was placed in front of the memorial to remember those lost during and after the attacks of Sept. 11, 2001. (U.S. Air Force photo/Staff Sgt. Jared Duhon)
Chief Master Sgt. Naim Vaughan, 436th Civil Engineer Squadron superintendent, reads the stone placard during the 9/11 memorial service Sept. 11, 2015, at the Air Mobility Command Museum on Dover Air Force Base, Del. (U.S. Air Force photo/Staff Sgt. Jared Duhon)
Rebecca Lauber, Magnolia Volunteer Fire Company volunteer firefighter, holds a wreath during the 9/11 memorial service Sept. 11, 2015, at the Air Mobility Command Museum on Dover Air Force Base, Del. The firefighters were honored to lay the wreath during this event, because it represents the memory of the emergency responders who lost their lives doing their duty. (U.S. Air Force photo/ Staff Sgt. Jared Duhon)