German prosecutors are investigating Porsche’s former chief executive Wendelin Wiedeking and other people close to the sports carmaker, alleging market manipulation and passing on inside information in their failed takeover attempt of Volkswagen. Prosecutors in Stuttgart on Thursday raided the headquarters of Porsche, which recently agreed to merge with VW after an attempt to acquire the much bigger rival had pushed it to the brink of bankruptcy. A Porsche spokesman rebuffed the prosecutor’s allegations
