Roger Federer has won his 18th major title by beating Rafael Nadal 6-4, 3-6, 6-1, 3-6, 6-3 to capture the Australian Open, reports the AP. Federer was down a break early in the pivotal fifth set, but came back to break the Spaniard in the sixth game to level the set at 3-all. The crowd cheering wildly with every winner he hit, Federer then broke Nadal again in the eighth game to go up 5-3. Nadal had chances in the next game, but couldn’t convert on two breakpoint chances and Federer closed...