Porsche and Piech families saw need for VW ceo change- sources

HAMBURG (Reuters) - The Porsche and Piech families, major shareholders in Volkswagen, saw the need for a change at the helm of the German automaker, two sources with knowledge of the matter said on Friday.

The people spoke on condition of anonymity after VW announced Herbert Diess would step down as chief executive.

(Reporting by Jan Schwartz, writing by Tom Sims, editing by Riham Alkousaa)