A symbol of athletic triumph brought hope and encouragement Wednesday to children who are striving to overcome physical challenges.John "Luigi" Sellem, 17, of Antioch signals victory Wednesday as he's photographed with the Giants' World Series trophy at the Shriners hospital in Sacramento. "It was exciting," the burn victim said. "Like, just wow! It's an amazing trophy."Mike Sloss and his granddaughters Ella, 7, left, and Olivia, 9, pose at the Shriners hospital with the trophy awarded to the San Francisco Giants for winning the 2010 World Series.