Former Formula 1 driver David Coulthard believes that Mercedes will be concerned by Ferrari's recent gains in the constructors' championship, especially as reliability issues and software quirks continue to plague the Brackley outfit.
Coulthard addressed the growing threat from the Maranello squad on the Up To Speed podcast. While Mercedes has undoubtedly delivered a highly competitive package this season, winning all but two grands prix so far, it has faced reliability issues with its power unit.