CSA astronaut David Saint Jacques, member of the main crew at the International Space Station (ISS), interacts with his children from a bus before the launch of the Soyuz-FG rocket at the Russian leased Baikonur cosmodrome, Kazakhstan, Monday, December 3, 2018. (AP Photo/Dmitri Lovetsky, Pool)
CSA astronaut David Saint Jacques, member of the main crew to the International Space Station (ISS), interacts with his children from a bus prior to the launch of Soyuz-FG rocket at the Russian leased Baikonur cosmodrome, Kazakhstan, Monday, Dec. 3, 2018. (AP Photo/Dmitri Lovetsky, Pool)