Montreal: Lewis Hamilton topped the times for Mercedes in Saturday morning's final free practice session for Sunday's Canadian Grand Prix, the 29-year-old Briton outpacing nearest rival Felipe Massa of Williams by nearly half a second.


Lewis Hamilton 

Hamilton's championship leading German teammate Nico Rosberg was third quickest in the second Mercedes on a warm morning at the Circuit Gilles Villeneuve where the track temperature reached 35 degrees Celsius towards the end of the session.