VW emissions scandal could snare other firms, whistleblower claims
by Joanna Walters, Graham Ruddick and Sean Farrell from on (#N4J7)
Billions wiped off value of industry heavyweights as Congress confirms it is investigating
The emissions-fixing scandal that has engulfed Volkswagen in the US could extend to other companies and countries, one of the officials involved in uncovering the alleged behaviour has told the Guardian.
Billions of pounds have been wiped off the value of global carmakers amid growing concerns that emissions tests may have been rigged across the industry.
