Amid the uncertainty, Stahl hired top Creative Artists Agency agent Bryan Lourd to represent her, Puck reported. The three remaining correspondents at “60 Minutes” told colleagues in a letter Friday they intend to stay on at the storied news program, but not without taking a couple of shots at CBS leadership first. “Newsrooms are not supposed to be run like dictatorships,” Lesley Stahl, Bill Whitaker and Jon Wertheim jointly wrote in the letter. “Collaboration and argument are the way we have