Eight‑time champion Serena Williams has withdrawn from the Miami Open because of a knee injury.

Williams reached round three on Friday with victory over Sweden's Rebecca Peterson, only the seventh match she has completed in 2019.


Sweden's Rebecca Peterson [Photo: Flickr]

The 23‑time Grand Slam winner was set to face Wang Qiang in the last 32 but the Chinese 27‑year‑old now gets a bye.

[Source: BBC]