FILE – In this Oct. 3, 2011 file photo, Sumner Redstone arrive at the premiere of “Footloose” in Los Angeles. CBS says media mogul Redstone has resigned as chair of the company’s board, replaced by the company’s CEO, Leslie Moonves. The company says Redstone’s resignation took effect Tuesday, Feb. 2, 2016, and he now serves as chairman emeritus. (AP Photo/Matt Sayles, File) Sumner Redstone resigns as chair of CBS by The Associated Press Posted Feb 3, 2016 2:51 pm MDT Last Updated Feb 3, 2016 at 3:26 pm MDT AddThis Sharing ButtonsShare to TwitterTwitterShare to FacebookFacebookShare to RedditRedditShare to 電子郵件Email NEW YORK, N.Y. – CBS says media mogul Sumner Redstone has resigned as chair of the company’s board, replaced by the company’s CEO, Leslie Moonves.The company says Redstone’s resignation took effect Tuesday and he now serves as chairman emeritus.He remains the executive chairman of Viacom.The 92-year-old’s health and mental capacity have been at the centre of a months-long court fight.Redstone’s ex-girlfriend and longtime companion Manuela Herzer has raised issues about his decision-making capacity after she was expelled from his house in October. Herzer was previously in control of Redstone’s care until their split.She contends that Redstone is unable to speak and cannot meaningfully engage in decision-making about his medical care or other topics.