Mike Fincke, who prompted NASA's first medical evacuation earlier this year, said on Friday that doctors still don't know why he suddenly fell sick at the International Space Station.

Four-time space flier Mike Fincke said he was having dinner on Jan 7 after preparing for a spacewalk when he suddenly fell sick.

Four-time space flier Mike Fincke said he was having dinner on Jan 7 after preparing for a spacewalk when he suddenly fell sick.

The astronaut who prompted NASA's first medical evacuation earlier this year said Friday that doctors still don't know why he suddenly fell sick at the International Space Station.

The astronaut who prompted NASA's first medical evacuation earlier this year said Friday that doctors still don't know why he suddenly fell sick at the International Space Station.

The astronaut who prompted NASA's first medical evacuation earlier this year said Friday that doctors still don't know why he suddenly fell sick at the International Space Station.

The astronaut who prompted NASA’s first medical evacuation earlier this year said Friday that doctors still don’t know why he suddenly fell sick at the International Space Station. Four-time space fl...