Today - Astronaut Chris Hadfield: 'I tweeted photos from space' - Â鶹ԼÅÄ Sounds
Today - Astronaut Chris Hadfield: 'I tweeted photos from space' - Â鶹ԼÅÄ Sounds
Astronaut Chris Hadfield: 'I tweeted photos from space'
Commander Chris Hadfield discusses his new book, An Astronaut's Guide to Life.