Roger Clemens had a decade-long relationship with country star Mindy McCready that began when she was a 15-year-old aspiring singer and the pitcher was a Boston Red Sox ace, the Daily News reported. "I cannot refute anything in the story," McCready told the newspaper in a story posted on its Web site Monday night. "I have known Roger Clemens for a long time," she said, without detailing the nature of their relationship. Clemens' lawyer, Rusty Hardin, confirmed the pitcher and singer had known each other for a long time but told the newspaper there was no sex. "Mindy McCready is...