NASA astronaut blasts through the glass ceiling with new record

NASA astronaut Peggy Whitson has blasted through glass ceilings and into outer space three times.She is on the International Space Station right now, and at 57, she's the oldest woman ever in space, was the first female commander of the ISS, has tied the number of space walks by a woman at seven, and has walked in space for over 46 hours."Breaking records has never been my goal," said Whitson during a recent Skype interview with CBS from the ISS. "I think it's important that we're continually pu