Nissan moved last month to establish international trademarks of the brand name "Eau Rouge" for the 560hp special edition of its Infiniti Q50 model, shown above with Infiniti Global Brand Ambassador Sebastian Vettel, but the source of the name – the Spa-Francorchamps race circuit – is fighting back.Pierre-Alain Thibaut, director...

Infiniti has revealed the first image of the Q50 Eau Rouge concept, which will have its world premiere at the 2014 North American International Auto Show in Detroit on Jan. 13. The Q50 Eau Rouge, a high-performance design concept based on Infiniti's Q50 premium sports sedan, draws inspiration for aerodynamic...