NEW YORK - "Grey's Anatomy" star T.R. Knight says he's gay, but hopes people don't consider that "the most interesting part of me." The 33-year-old actor addressed rumors of his sexuality in a statement to People magazine Thursday. "I guess there have been a few questions about my sexuality, and I'd like to quiet any unnecessary rumors that may be out there," Knight's statement read. "While I prefer to keep my personal life private, I hope the fact that I'm gay isn't the most interesting part of me." Knight plays Dr. George O'Malley on the popular ABC drama. A former...