Felix Vargas, 22, of Richmond, left, shakes hands with San Francisco 49ers' defensive tackle Isaac Sopoaga during pregame warm-ups before the start of the 49ers playoff football game against the Green Bay Packers held at Candlestick Park in San Francisco, Calif., on Saturday, Jan. 12, 2013. Vargas, a lifelong San Francisco 49ers fan, was diagnosed with Ewing's Sarcoma, a rare bone cancer, when he was 17. Recently he was diagnosed with lung cancer. The Dream Foundation, in conjunction with the 49ers, hosted Vargas's playoff game visit. (Doug Duran/Staff)