Members of The Old Guard, 3rd U.S. Infantry Regiment, are seen carrying in a wreath that will be placed at the Tomb of the Unknowns by NASA Administrator Bill Nelson during NASA's Day of Remembrance, Thursday, Jan. 26, 2023, at Arlington National Cemetery in Arlington, Va. The wreaths were laid in memory of those men and women who lost their lives in the quest for space exploration. Photo Credit: (NASA/Aubrey Gemignani)