What’s an old-timey media brand being murdered by the Zeitgeist to do? There’s the Washington Post route: Hire a series of quietly competent executives to manage the inevitable decline, while investing in more booming sectors, like hospice care. Or you can go for the flash and the buzz, the zazz and the bling, by bringing on the former wunderkind who ran into a rough patch but seems destined for a comeback. You can go for Jeff Zucker. CNN has chosen door number two.