Gallery: The story from day five at the 2018 US Open, featuring #VenusSerena30
Day five at the US Open was mostly about Serena Williams v Venus Williams, but Rafael Nadal and Sloane Stephens also contributed to the spectacle.
Elise Mertens claimed the first win of the day as she beat Barbora Strycova to reach the fourth round.
Former world No 1 Victoria Azarenka found some light-hearted moments during her match against Sloane Stephens.
Defending champion Stephens, though, was in a class of her own as she won in straight sets.
Ninth seed Dominic Thiem gave his racket the full treatment during his win over American Taylor Fritz.
One fan got lucky as he received a souvenir.
Seventh seed Elina Svitolina flexing her muscles during her victory over Qiang Wang.
Rafael Nadal was pumped up as per usual.
Karen Kachanov brought his a-game at Arthur Ashe Stadium, but Nadal still managed to win.
Denis Shapovalov hit the deck and hit the exit as he lost a five-set marathon against fifth seed Kevin Anderson.
Serena Williams arrives for the headline act of day five at the US Open against sister Venus.
The Williams sisters at the toss of the coin.
Venus found it tough going against the 23-time Grand Slam winner.
Serena was in full flow.
Serena ended up powering her way to an easy win.
