Philippe Petit on his Twin Towers walk, 50 years later

On August 7, 1974, French highwire artist Philippe Petit walked a VERY high wire illicitly strung between the Twin Towers of New York City&World Trade Center. He talks with correspondent Martha Teichner about the feat that captured the imagination of the world, and about his passion for wire-walking which, he says, has never changed. "CBS News Sunday Morning" features stories on the arts, music, nature, entertainment, sports, history, science and Americana, and highlights unique human accomplishments and achievements. Check local listings for "CBS News Sunday Morning" broadcast times.