A yellow engine emissions warning icon is seen displayed on the dashboard of a Volkswagen AG (VW) Passat automobile, as the vehicle sits in London, U.K., on Friday, Sept. 25, 2015. Volkswagen AG executives in Germany controlled the key aspects of emissions tests whose results the carmaker now admits were faked, according to three people familiar with the company's U.S. operations. Photographer: Luke MacGregor/Bloomberg via Getty Images
