Novak Djokovic was disqualified from the US Open after hitting a line judge with a ball during his fourth-round match ©Getty Images

"Picture Gallery"

Men's top seed Novak Djokovic leaves the Arthur Ashe Stadium court after being disqualified from his round of 16 match ©Getty Images
Men's top seed Novak Djokovic leaves the Arthur Ashe Stadium court after being disqualified from his round of 16 match ©Getty Images
Petra Kvitova was the highest-profile women's seed to fall on day seven, as she lost to Shelby Rogers ©Getty Images
Petra Kvitova was the highest-profile women's seed to fall on day seven, as she lost to Shelby Rogers ©Getty Images
Men's fifth seed Alex Zverev lost just five games in his round of 16 match against Alejandro Davidovich Fokina ©Getty Images
Men's fifth seed Alex Zverev lost just five games in his round of 16 match against Alejandro Davidovich Fokina ©Getty Images
Shelby Rogers, ranked 93 in the world, caused the day's biggest upset on the women's side as she knocked out Petra Kvitova ©Getty Images
Shelby Rogers, ranked 93 in the world, caused the day's biggest upset on the women's side as she knocked out Petra Kvitova ©Getty Images
Yulia Putintseva, the 23rd seed from Kazakhstan, sprung a surprise by beating eighth seed Petra Martic ©Getty Images
Yulia Putintseva, the 23rd seed from Kazakhstan, sprung a surprise by beating eighth seed Petra Martic ©Getty Images
Pablo Carreno-Busta admitted he was
Pablo Carreno-Busta admitted he was "shocked" at the manner of his win over Novak Djokovic ©Getty Images
Jennifer Brady received treatment from the physio on her way to beating former US Open champion Angelique Kerber ©Getty Images
Jennifer Brady received treatment from the physio on her way to beating former US Open champion Angelique Kerber ©Getty Images