Russia's Soyuz MS-04 spacecraft carrying Russian cosmonaut Fyodor Yurchikhin and NASA astronaut Jack David Fischer, members of the main crew of the 51/52 expedition to the International Space Station (ISS), blasts off to the ISS from the launch pad at the Russian-leased Baikonur cosmodrome on April 20, 2017. / AFP PHOTO / Kirill KUDRYAVTSEV