NASA astronauts Joe Acaba, left, and Mark Vande Hei visit the Space Shuttle Challenger and Columbia memorials, Friday, June 15, 2018 at Arlington National Cemetery in Arlington, Va. Photo Credit: (NASA/Aubrey Gemignani)

Photographer NASA/Aubrey Gemignani

Location Arlington National Cemetery

Date June 15, 2018

Arlington Arlington National Cemetery Expedition 54 Expedition 54 Postflight Joe Acaba Mark Vande Hei Space Shuttle Challenger Memorial Space Shuttle Columbia Memorial USA Virginia

Astronauts Vande Hei and Acaba at the Arlington National Cemeter