The following are the top stories in the Financial Times. Reuters has not verified these stories and does not vouch for their accuracy. _0"> Headlines BNP TOP EXECUTIVE CHODRON DE COURCEL TO RETIRE AMID U.S. PROBE ( link.reuters.com/dew99v ) RETURN OF CORPORATE PC DEMAND BOOSTS INTEL ( link.reuters.com/bew99v ) TWITTER PARTS WAYS WITH CHIEF OPERATING OFFICER ( link.reuters.com/few99v ) TESLA MOTORS OPENS DOOR TO ELECTRIC VEHICLES' TECHNOLOGY SECRETS ( link.reuters.com/cew99v ) FRANCE DELIBERATES AFTER SIEMENS CHANGES TACK IN ALSTOM BID _0"> ( link.reuters.com/gew99v ) _1"> _2"> Overview _3"> _4"> Georges Chodron de Courcel, one of the most senior figures at BNP Paribas, has announced his retirement amid an escalating probe by U.S regulators in alleged sanctions violations at the French bank. _5"> Strong demand for business PCs drove U.S. chipmaker Intel to raise its second-quarter profit guidance, push