Girls in ceremonial Kazak dress wait to welcome the return of Expedition 54 crew members Joe Acaba and Mark Vande Hei of NASA and cosmonaut Alexander Misurkin at a Zhezkazgan Airport welcome ceremony in Kazakhstan on Wednesday, Feb. 28, 2018. 2018 (February 27 Eastern time.) Acaba, Vande Hei, and Misurkin are returning after 168 days in space where they served as members of the Expedition 53 and 54 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)