(CBS News) If scaling a 1,600-foot rock face seems terrifying, imagine scaling it without ropes or a harness. That's what Alex Honnold recently attempted in Yosemite National Park, using nothing more than his hands and feet. "60 Minutes" cameras were strategically placed along the climb, capturing every harrowing move. Correspondent Lara Logan interviews the man now being hailed as the best climber alive.
