What flag does the Swiss born Formula One driver who competed in the 2015 season for Lotus race under?
Lotus E23 Hybrid:  It was driven by Romain Grosjean and Pastor Maldonado. Romain Grosjean: Romain Grosjean (] ; born 17 April 1986) is a racing driver, currently racing for the Haas F1 Team. Romain Grosjean:  He races under the French flag in Formula One although he was born in Geneva and holds dual Franco-Swiss nationality.
i don't know