Security personnel escort the Soyuz MS-12 spacecraft for the next International Space Station (ISS) crew, comprising of Aleksey Ovchinin of Russia, Nick Hague and Christina Koch of the U.S., as it is transported from an assembling hangar to the launchpad ahead of its upcoming launch, at the Baikonur Cosmodrome, Kazakhstan March 12, 2019. REUTERS/Shamil Zhumatov