Five former champions, including the reigning men's and women's title holders, will be in action at the U.S. Open on Tuesday, offering a tantalising look at the past, present and possible future of the Flushing Meadows honour roll.
Local favourite Marion Bartoli suffered a surprise 6-2 3-6 6-3 defeat against Croatia's Petra Martic in the second round of the French Open on Wednesday.
German wildcard Sabine Lisicki beat Marion Bartoli 6-4 6-7 6-1 under the Centre Court roof in a dramatic Wimbledon quarter-final on Tuesday.
Serena and Venus Williams loom large over the women's draw as the 125th Wimbledon championships rolls into its second week.
China's Li bids for Asian grand slam breakthrough