After testifying for several hours on Capitol Hill and defending how the NFL handles current and retired players with head injuries, commissioner Roger Goodell recalled suffering a concussion himself in high school. Goodell said outside the House Judiciary Committee hearing room Wednesday that he was injured sliding into second base in a baseball game. "I saw a doctor, but it was briefly, and I don't recall missing any time," he said, contrasting it with how athletes are treated today. "There's been a cultural change in all the sports," Goodell said. "But in particular, I'm responsible for the NFL, and there's...