Volatile Kansas City outfielder Jose Guillen got into a heated clubhouse exchange with pitching coach Bob McClure, knocking over chairs before several Royals separated them prior to Saturday night's 3-0 loss to Tampa Bay. Guillen and McClure argued face-to-face, but no punches were thrown. Guillen, who unleashed a profanity-filled tirade against his teammates in May, went 0-for-4 and struck out... ...