Ireland's Dan Martin wins Tour de France stage with perfectly-timed attack

Ireland's Dan Martin won stage six of the Tour de France atop the Mur de Bretagne, his second career stage win in the race.
UAE Team Emirates' Martin attacked with 1.2 kilometres left of the 181km stage from Brest, which finished with two ascents of the 'Alpe d'Huez of Brittany' separated by a rolling 19km circuit.