Heads are already rolling at CNN with top exec Jeff Zucker still fresh on the job. The network's...

|By:, SA News Editor

Heads are already rolling at CNN with top exec Jeff Zucker still fresh on the job. The network's managing editor will quit and personalities James Carville and Mary Matalin are reported to be ending their long relationship at CNN. Though the Time Warner (TWX -0.9%) property suffers from embarrassingly-low prime-time ratings, analysts think the CNN brand (cable + online) still has great potential to generate profits if Zucker pushes the right buttons.