Six years ago, he helped expose VW’s diesel fraud. This year, G.M. let him go

Six years ago, he helped expose VW’s diesel fraud. This year, G.M. let him go

The council, a nonprofit group, wanted to test the emissions of German diesel cars sold in America. In the labs, the software dialed up a car’s pollution controls. Volkswagen never expected anyone, much less a group of graduate students, to test the cars on the highway, when the defeat device would not work.

Source: www.nytimes.com