Bentley has become the latest premium automaker to confirm it's working on an all-electric rival to the Tesla Model S. During discussions with Australian publication Drive at the launch of the all-new Bentayga SUV, the firm's board member in charge of engineering Rolf Frech, said Bentley has started studying an electric vehicle. “We are currently in the stage where we are evaluating all the possibilities, but there are so many question marks behind this. I think there will be an answer within th..