George W. Bush; Frank Savage; Philippe Petit

In an interview taped in Dallas, former president George W. Bush evaluates his own legacy, as his presidential library opens on the campus of Southern Methodist University. Frank Savage, chief executive officer of Savage Holdings LLC, talks about his book “The Savage Way: Successfully Navigating the Waves of Business and Life.” High-wire artist Philippe Petit discusses his book "Why Knot?: How to Tie More than Sixty Ingenious, Useful, Beautiful, Lifesaving, and Secure Knots!" as well as his famous walk between the Twin Towers in New York City in 1974.