FILE - In this March 12, 2015 file picture Porsche CEO and member of the board of Volkswagen, Matthias Mueller, attends the company's annual press conference in Berlin, Germany. Volkswagen’s supervisory board is meeting Friday, Sept. 25, 2015 to discuss who to name as CEO after Martin Winterkorn quit the job. Matthias Mueller, the 62-yead-old head of VW’s Porsche unit, emerged as one of the favorites. (AP Photo/Michael Sohn, File)