Expedition 35 Preflight

Expedition 35 crew members NASA Flight Engineer Chris Cassidy, left, and Soyuz Commander Pavel Vinogradov wave farewell to family and friends as they depart the Cosmonaut Hotel to suit-up for their soyuz launch to the International Space Station, Thursday, March 28, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Cassidy, Vinogradov and Misurkin on a five and a half month mission aboard the International Space Station.   Photo Credit: (NASA/Victor Zelentsov)

Expedition 35 crew members NASA Flight Engineer Chris Cassidy, left, and Soyuz Commander Pavel Vinogradov wave farewell to family and friends as they depart the Cosmonaut Hotel to suit-up for their soyuz launch to the International Space Station, Thursday, March 28, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Cassidy, Vinogradov and Misurkin on a five and a half month mission aboard the International Space Station. Photo Credit: (NASA/Victor Zelentsov)