"I'm all for bringing more kids into the game and having more tournaments with all kinds of balls and rackets, " said Wayne Bryan, whose sons, Bob and Mike, are the world's top doubles team.

WSJ: Is Tennis Getting Too Soft?

Australia's Wayne Arthurs had a tough first set against Bob Bryan of the USA, winning a tiebreak 19-17, then took the second 7-5. 7-5.

BBC: Alex Bogdanovic, British tennis player