Prior to getting on the Dawn Wall in Yosemite National Park, the most difficult "big wall" objective in the world, Kevin Jorgeson had a very different climbing focus and style. It all changed when he was approached by Tommy Caldwell to partner up and take on the impossible. Summiting Yosemite's Dawn Wall, the climbers have made history: goo.gl/lL8Se5 Five reasons this ascent has pushed climbing forward: goo.gl/mQ3xCu