CNNMoneyThe music may be over for Pandora's CEOCNNMoneyThe tech news site Recode reported late Sunday that Westergren will step down as chief executive of the online radio company. Pandora had no comment. Westergren helped start the company in 2000 and was also CEO from May 2002 through July 2004.Pandora CEO Rumors Send Stock HigherTheStreet.comPandora: Even New Board Members Can't Solve Their Puzzle, Says Pac CrestBarron'sPandora shares climb off report of CEO's departureUSA TODAYInvestor's Business Daily -MarketWatch -24/7 Wall St.