Yvonne Gomez speaks with David Barnhart, Professor of Astronautics at the University of Southern California about NASA’s recent space mission, which begs the question of whether the world can actually deflect an asteroid in reality today.

<p>Yvonne Gomez speaks with David Barnhart, Professor of Astronautics at the University of Southern California about NASA’s recent space mission, which begs the question of whether the world can actually deflect an asteroid in reality today.</p>

Exploring the stories behind the headlines

<p>Exploring the stories behind the headlines</p>