Expedition 55 backup crew member Alexey Ovchinin of Roscosmos during a press conference

Expedition 55 backup crew member Alexey Ovchinin of Roscosmos is seen in quarantine, behind glass, during a press conference, Tuesday, March 20, 2018 a the Cosmonaut Hotel in Baikonur, Kazakhstan. Expedition 55 Soyuz Commander Oleg Artemyev of Roscosmos, flight engineer Ricky Arnold and flight engineer Drew Feustal of NASA are scheduled to launch to the International Space Station aboard the Soyuz MS-08 spacecraft on Wednesday, March 21.