5 Live In Short - Tim Peake: Running a marathon in space will be 'different' - ÃÛÑ¿´«Ã½ Sounds

5 Live In Short - Tim Peake: Running a marathon in space will be 'different' - ÃÛÑ¿´«Ã½ Sounds
Tim Peake: Running a marathon in space will be 'different'
The UK astronaut says he will still suffer blisters and cramps, despite being weightless.