Nico Hulkenberg has admitted the reason he turned down the chance to race for Lotus in the last two grands prix of the season was because of concerns about how being beaten by Romain Grosjean might damage his reputation.
Nico Hulkenberg says it was too risky to accept a two-race deal at Lotus
German worried about comparison with Romain Grosjean
By Mike Wise at the Circuit of the Americas