Herbert Diess, Volkswagen’s chief executive, at the Frankfurt International Motor Show earlier this month. He and Hans Dieter Pötsch; the chairman of Volkswagen’s supervisory board, and Martin Winterkorn a former chief executive, have been charged with stock market manipulation for not alerting shareholders when they learned authorities were investigating the company’s diesel emissions. Photograph: The New York Times

Volkswagen was supposed to turn the corner this year from the shadow of a costly diesel emissions scandal, with a new emphasis on electric vehicles, a(...)