Volkswagen Dieselgate update: Fix deadline may pass again, Mercedes sued for diesel cheating, too

It's tough to keep up with all the news about Volkswagen's 11 million illegally equipped diesels, so we've summed up some of the biggest Dieselgate stories of the past week: Volkswagen may miss fix deadline again: In February, a federal judge gave Volkswagen until March 24 to submit a fix for America's 482,000 2.0-liter Audi and VW "clean diesel"... Volkswagen Dieselgate update: Fix deadline may pass again, Mercedes sued for diesel cheating, too