Heikki Kovalainen to return to Caterham after losing seat with the team in 2013 . Finnish racer will drive for Caterham in 11th practice in Bahrain and Bahrain . Caterham want his help in understanding 2013 car and tire behavior . Barcelona racer Caterham takes over Caterham GP2 drive from China 's Caterham .
Heikki Kovalainen to return to Caterham after losing seat with the team in 2013 . Finnish racer will drive for Caterham in first practice in Bahrain and Barcelona . Caterham want his help in understanding 2013 car and tire behavior . U.S. racer Alexander Rossi takes over Caterham GP2 drive from China 's Ma Qing Hua .