NASA astronaut Scott Tingle presents a montage for Washington, DC's Office of the Deputy Mayor for Education to Ahnna Smith, Interim Deputy Mayor for Education, prior to speaking to students about his time onboard the International Space Station, Friday, Sept. 14, 2018 at McKinley Technology High School in Washington, DC. Tingle spent 168 days onboard the International Space Station as part of Expeditions 54 and 55. Photo Credit: (NASA/Joel Kowsky)