Astronaut Peggy Whitson: From Chicken Entrepreneur To Space Station Commander | Video

The NASA astronaut has lived the American Dream, starting back when she was selling chickens to make enough money to pay for a pilot's license. Now she is set to launch to the International Space Station for her 3rd tour of duty. Whitson explains 5 things you didn't know about her in this video from NASA Johnson Space Center.

credit : NASA Johnson Space Center