Audi Replaces Development Chief in Wake of Manipulation Scandal

  • Knirsch takes R&D role from Hackenberg, who has been on leave
  • Audi to rework 3-liter engine software amid wider EPA probe

Audi AG named Stefan Knirsch to run the luxury-car maker’s research and development, replacing 30-year company veteran Ulrich Hackenberg as parent Volkswagen AG seeks a way out of a scandal over manipulation of vehicle emissions.

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