Kamui Kobayashi threw fresh doubt on Caterham's future during the Russian grand prix. The Japanese, whose own future with the struggling backmarker team is also unclear, retired from the inaugural Sochi race mid-distance. "Nothing wrong with the car," he told BBC radio immediately after retiring. "The team asked me to stop the car to save mileage. "We have a lot of mileage limitation to avoid things going wrong with the parts. This is why I got the message from top management," Kobayashi added. He also told British television Sky he is not sure if he will be in the car for the remaining three races of 2014. Caterham's official explanation for the Kobayashi...
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