US Open: The state of play ahead of the men's and women's semi-finals

Serena Williams, of the United States, returns a shot to Tsvetana Pironkova, of Bulgaria, during the quarter-finals of the US Open. Picture: AP Photo/Seth Wenig

We are down to the final four in both the men's and women's draws in the 2020 US Open.

With Novak Djokovic sensationally disqualified in the men's draw, the biggest name in the women's side is still going strong.