Bob Crippen reflects on NASA's first space shuttle mission

When John Young and Bob Crippen launched on the space shuttle Columbia on April 12, 1981, it was the dawn of a new era of space travel.

Now that the program is wrapping up, does Crippen think that the program accomplished everything it set out to achieve?

He joins Ali Velshi on American Morning today to reflect on his astronaut experience and to weigh in on the future of NASA and space exploration.