Veteran Astronaut Jim Lovell: ‘Back to the Moon, On to Mars’

It’s been 35 years since the Christmas voyage of Apollo 8, marking the first time humans had circled the Moon. Now one of the astronauts from that historic flight wonders who will be the next human to return to the Moon, or perhaps become the first to step on Mars, and is doing what he can to keep inspiring the next generation of explorers.