MONTREAL (Reuters) - Formula One world champion Lewis Hamilton clocked the best time in a dusty first practice session for the Canada Grand Prix on Friday as Mercedes broke in an upgraded engine.
It was business as usual for Mercedes as Britain's Hamilton lapped the island circuit named after Ferrari great Gilles Villeneuve with a fastest time of one minute 12.767 seconds, 0.147 ahead of Finnish team mate Valtteri Bottas.
