Dinosaur Discovery; Angel Corella; Elizabeth Barker

Paleontologists Joshua Smith and Matthew Lamanna describe the unexpected way they uncovered some of the largest dinosaur bones found in recent history. American Ballet Theatre principal dancer Angel Corella talks about John Travolta, karate, and his path to success at ABT. Elizabeth Barker, a curator at the Metropolitan Museum, talks about poet William Blake and the upcoming exhibit at the museum to honor him.