Former VW CEO Martin Winterkorn under investigation by German authorities

Former Volkswagen boss Martin Winterkorn ceded the throne pretty quickly after the company's diesel emissions cheating scandal broke last year, but that doesn't mean he's out of the woods. Just the opposite, in fact: prosecutors in Germany are now investigating Winterkorn at the request of BaFin, the nation's financial regulator.
The investigation isn't directly related to the cheating itself, which saw millions of diesel-equipped vehicles fitted with software designed to evade em