Spotter's Guide makes sense of the 2012 Formula One grid

While the top four teams – you know, the ones that will be winning most if not all of the grands prix this year – have kept the same drivers, the same engines, the same sponsors and the same colors as last year, this year's Formula One World Championship has seen plenty of changes on the grid. Lotus and Caterham have finally solved their naming-rights dispute, and both changed both of their drivers – including former World Champion Kimi Raikkonen coming back to F1. Scuderia Toro Rosso also dumped both its drivers, as did HRT, and Williams axed one Brazilian (Rubens Barrichello) for another (Bruno Senna).

Autoblog, Spotter's Guide makes sense of the 2012 Formula One grid