Nico Rosberg sets fastest time in F1 testing near Barcelona . Mercedes driver laps Circuit de Catalunya in one minute 22.792 seconds . Over 0.7 seconds quicker than the next best by Felipe Massa in Williams . Score: 6
Nico Rosberg sets fastest time in F1 testing near Barcelona . Mercedes driver laps Circuit de Catalunya in one minute 22.792 seconds . Over 0.7 seconds quicker than the next best by Felipe Massa in Williams . Manor Marussia set to return to grid in 2015 .