Volkswagen is facing a cascade of government investigations and consumer lawsuits over an emissions scandal that toppled Mueller's predecessor.
Volkswagen confirmed on Friday that its Porsche brand chief, Matthias Mueller, will become the next CEO of the automaker.
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21:45 It's on like Donkey Kong: US judge approves $15B Volkswagen diesel settlement12
17:22 Judge approves $15B Volkswagen settlement19
17:22 Judge gives final approval in Volkswagen emissions settlement18