Roger Federer and Novak Djokovic launch their Wimbledon campaigns today – with defending champion Rafael Nadal insisting it is far to early to contemplate facing either man later in the tournament.

Rafael Nadal continued his smooth progress at the Australian Open today to set up a third-round meeting with home favourite Bernard Tomic.

David Nalbandian was a convincing first-round winner at the Legg Mason Tennis Classic, but former champion James Blake was defeated in Washington.