Reilly Opelka hammered 16 aces and defeated top-seeded Novak Djokovic 7-6 (6), 6-3 in the quarterfinals of the Brisbane International in Australia on Friday.

Did anyone expect Novak Djokovic's comfortable victory over Reilly Opelka in Brisbane? Certainly not! However, the Serb was the massive favorite in the quarter-final. Still, Reilly stunned Novak 7-6, 6-3, securing a place in the semi-final!

As Novak Djokovic ascended to the pinnacle of tennis history, Reilly Opelka was watching from the sidelines, using the Serb's success to plot his own return from injury, culminating in a stunning boilover victory at the Brisbane International.

The United States swept Croatia in Perth and Italy did the same to France in Sydney on Tuesday to reach the quarterfinals of the United Cup in Australia. Taylor Fritz defeated Croatia's Borna Coric 6-3,

Novak Djokovic advanced to the quarterfinals of the Brisbane International tennis tournament on Thursday, January 2.As per BBC Sports, by defeating Gael Monfils with a score of 6-3, 6-3, he continues to pursue his goal of earning his 100th

Reilly Opelka secured the biggest win of his comeback over Novak Djokovic in the Brisbane International quarterfinals.

Novak Djokovic's hunt for a landmark 100th ATP title ended with a whimper following an unexpected 7-6(6) 6-3 defeat by big-serving American Reilly Opelka in the Brisbane International quarter-finals on Friday.

Novak Djokovic was beaten 7-6 (6), 6-3 by big-serving Reilly Opelka in the Brisbane International quarterfinals