Icahn v. Lipton 13 cityfile 08/25/08 12:04PM Filed to: Carl Icahn Carl Icahn Marty Lipton Cityfile Carl Icahn has returned to blogging after a two-week absence. And he has a new punching bag, too, uber-lawyer Marty Lipton. Welcome back, Carl. Glad to see you're well-rested after your vacation at sea. [Icahn Report, Dealbook]