Prost was fired two days after the 1983 season following his public comments about the team's lack of development of the Renault RE40 which resulted in his loss to Piquet and the team's loss to Ferrari in the 1983 championship. He subsequently joined McLaren, while Cheever left to join Alfa Romeo. The team turned to Frenchman Patrick Tambay (who had left Ferrari) and Englishman Derek Warwick (formerly of Toleman) to bring them back to prominence. Despite a few good results, including Tambay giving the team its last pole position at the 1984 French Grand Prix at Dijon, the team was not as competitive in and as in the past, with other teams doing a better job with turbo engines, or more specifically Lotus and to a lesser extent Ligier. provided another F1 first, as the team ran a third car in Germany at the new Nürburgring that featured the first in-car camera which could be viewed live by a television audience. Driven by Frenchman François Hesnault, the car only lasted 8 laps before a clutch problem forced it to retire. In 1985, major financial problems emerged at Renault and the company could no longer justify the large expenses needed to maintain the racing team's competitiveness. CEO Georges Besse pared down the company's involvement in F1 from full-fledged racing team to engine supplier for the season before taking it entirely out of F1 at the end of that year.