A NASA astronaut will attempt to become the first person to run a marathonin space - tethered to a treadmill so she doesn't float away.
Suni Williams, 41, a US Navy commander on the international space station,decided to conduct attempt the run after qualifying for the
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"She thought it would be cool if she gave it a try," said hersister, Dina Pandya, who will run the race the traditional way.
Cdr Williams said: "I considered it a huge honour to qualify, and Ididn't want my qualification to expire." without giving it a shot."