Why An Astronaut Asked 15-Year-Old Abby to Help Get The Word Out

It seems an unlikely scenario: a teenager from Minnesota helping Italy's next astronaut talk to the public about spaceflight. But for Luca Parmitano, who has mentored Abigail "Abby" Harrison for two years, it's a way to reach out to a young audience. For Abby, it brings her closer to her dream of becoming an astronaut