Russia Expedition 40/41 prime crewmembers as they prepare for the first of two days of final qualification exams.

At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 40/41 prime crewmembers Alexander Gerst of the European Space Agency (left), Soyuz commander Max Suraev of the Russian Federal Space Agency (Roscosmos, center) and Reid Wiseman of NASA (right) share a light moment with reporters May 6 as they prepare for the first of two days of final qualification exams. The trio is in the homestretch of training for launch May 29, Kazakh time, from the Baikonur Cosmodrome in Kazakhstan on the Soyuz TMA-13M spacecraft to spend 5 ½ months on the International Space Station.

NASA/Stephanie Stoll