North West 200: highlights of opening Superbikes practice session

Watch highlights of the first day of Superbikes practice at the North West 200.

Michael Dunlop was quickest in Tuesday's sun-kissed opening practice session.

The Ballymoney man clocked 121.65mph in the Superbikes to pip Carrickfergus rider Alastair Seeley, who is attempting to break Dunlop's late father Robert's record of 15 wins at the event.