WASHINGTON -- According to high-level administration sources, Secretary of Transportation Norman Mineta was scheduled to follow former Treasury Secretary Paul O'Neill as the second Cabinet member to be fired by President Bush until illness landed him in Walter Reed Army Medical Center. Mineta, a 71-year-old former congressman from California, is the only Democrat in Bush's Cabinet. He was saved from dismissal when a staph infection followed surgery last August to relieve persistent back pain, hospitalizing him for several weeks. He was operated on again Jan. 24, and remains at Walter Reed at this writing. Although Transportation officials say Mineta...