Participants of the 2016 National Capital Region 9/11 Memorial Stair Climb and 5K Walk climb the stairs of the Gaylord National Resort and Convention Center at National Harbor, Md., Sept. 10, 2016. More than 600 members of the local community, including approximately 21 of Joint Base Andrews’ own, attended the event to climb 110 flights of stairs in honor of the firefighters who lost their lives in the terrorist attacks on Sept. 11, 2011. Attendees wore a variety of ensembles, ranging from shorts and t-shirts, to full 90-pound firefighter’s gear. (U.S. Air Force photo by Airman 1st Class Valentina Lopez)