Kovalainen rejoins Caterham as reserve

Heikki Kovalainen will take part in first practice for this weekend's 2013 Formula 1 Gulf Air Bahrain Grand Prix after rejoining Caterham to serve as one of two reserve drivers alongside Alexander Rossi. Kovalainen, a former race winner with McLaren, competed for Caterham from 2010 to 2012, before he and team mate Vitaly Petrov were dropped in favour of Charles Pic and Giedo van der Garde for the 2013 season

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