In the special, viewers are taken back to the day of the accident, when Renner was initially using his snowplow to help his nephew Alex Fries, 27, move a family truck that had go… See more

Twenty-one minutes later, a Truckee Meadows Fire Engine was able to get up the snow-ravaged mountain to Renner. An ambulance arrived shortly after and medics were able t… See more

While in surgery, Renner's rib cage was rebuilt with metal; metal plates were also put in his face to rebuild his eye socket and rubber bands and screws were added to his jaw, he sai… See more

Since the accident, Renner says he has remained focused on making progress in his recovery every day, earning "wonderful little victories," he told Sawyer. The actor, who was s… See more

While Renner is staying positive each day as he regains feeling in parts of his body and works to walk on his own, he said that he is sometimes "triggered" by the painful memories f… See more