Volkswagen staff changed diesel engine software to meet the standards

A Volkswagen engineer has implored guilty for involving in diesel engine scandals. The engineer James Liang entered in court on Friday is cooperating with the investigation, Liang lawyer said many of VW engineers are involved in this case. He is the first person to be charged as part of US Justice Department’s year-long criminal probe. James Liang VW engineer was proved to be guilty of a violation of clean air