It's taking longer than we expected for CMS to draw up some more specific ACO regulations. While you wait--don't hold your breath--FierceHealthcare editor Sandra Yin presents a small sampling of what CMS, OIG and FTC officials heard at a wide-ranging workshop held Oct. 5 on accountable care organizations. A key prediction: Performance metrics will not only become more specific, but the consequences for physicians who fail to achieve them will be more severe. -- Read the full commentary in FierceHealthcare