Mark Kelly's 'Mousetronaut Goes to Mars'

Mark Kelly's 'Mousetronaut Goes to Mars'

Mark Kelly was in command when the Space Shuttle Endeavor blasted off on its final mission. Since then the veteran of four flights to the International Space Station has become a children's author. His new book is "Mousetronaut Goes to Mars." Gregg Hersholt caught up with Mark on Thursday Morning.