Haven't had enough controversy today? Here's this: Beleaguered broadcast personality Don Imus is moving toward a comeback after settling with his former employer CBS over breach-of-contract claims Imus leveled at the network after his firing four months ago. Imus is negotiating with New York's WABC radio, flagship of Rush Limbaugh and Sean Hannity, for a new show of his own–though neither side has given details of the potential team-up.