Serena Williams beat fellow American Alison Riske in three sets today to reach the women's singles semi-finals at Wimbledon ©Getty Images

"Photo_Gallery"

The 23-time Grand Slam champion triumphed 6-4, 4-6, 6-3 on Centre Court at the All England Club ©Getty Images
The 23-time Grand Slam champion triumphed 6-4, 4-6, 6-3 on Centre Court at the All England Club ©Getty Images
Riske made her 11th-seeded opponent work extremely hard for the win ©Getty Images
Riske made her 11th-seeded opponent work extremely hard for the win ©Getty Images
But her efforts ultimately proved to be in vain as Williams edged closer to a eighth Wimbledon title ©Getty Images
But her efforts ultimately proved to be in vain as Williams edged closer to a eighth Wimbledon title ©Getty Images
It sets up a last-four clash with Czech Republic’s Barbora Strýcová ©Getty Images
It sets up a last-four clash with Czech Republic’s Barbora Strýcová ©Getty Images
She defeated Great Britain's Johanna Konta 7-6, 6-1 ©Getty Images
She defeated Great Britain's Johanna Konta 7-6, 6-1 ©Getty Images
The other semi-final match-up features seventh seed Simona Halep of Romania ©Getty Images
The other semi-final match-up features seventh seed Simona Halep of Romania ©Getty Images
She reached her first Wimbledon semi-final since 2014 by overcoming China's Zhang Shuai 7-6, 6-1 ©Getty Images
She reached her first Wimbledon semi-final since 2014 by overcoming China's Zhang Shuai 7-6, 6-1 ©Getty Images
Eighth seed Elina Svitolina of Ukraine awaits Halep in the penultimate round ©Getty Images
Eighth seed Elina Svitolina of Ukraine awaits Halep in the penultimate round ©Getty Images
Svitolina is a first-time Grand Slam singles semi-final finalist after beating Czech Republic's Karolína Muchová 7-5, 6-4. ©Getty Images
Svitolina is a first-time Grand Slam singles semi-final finalist after beating Czech Republic's Karolína Muchová 7-5, 6-4. ©Getty Images