No. 13 men's seed Karen Khachanov had match point when his opponent offered up an easy smash. What happened next defied belief.

No. 13 men's seed Karen Khachanov had match point when his opponent offered up an easy smash. What happened next defied belief.

The 17-year-old's performance in his second-round match blended exuberance with maturity.

Three top-10 women's seeds left the building on the same day, having acted as a bulwark against the chaos of the men's side.