Novak Djokovic said he “loved” Danielle Collins’ reaction to a hostile home crowd at the Australian Open, adding that he was now a “big fan” of the American. After beating home favourite Destanee Aiava on a raucous Kia Arena,

Novak Djokovic v Tomas Machac score before Jack Draper v Aleksandar Vukic - Jacob Fearnley is out after a straight-sets defeat to Alexander Zverev before Jack Draper takes on Australian favourite Alek

Jakub Mensik hits arguably the best shot of the tournament, Thanasi Kokkinakis proves sportsmanship is alive and Alexander Zverev is not interested in a barber. Here's the five quick hits from day four of the Australian Open.

Aleksandar Vukic is through to the third round of the Australian Open after coming from behind to defeat American Sebastian Korda in five sets.

Kyrgios and Kokkinakis, the men's doubles champions at Melbourne Park in 2022, retired while down 7-5, 3-2 against another Australian team, James Duckworth and Aleksandar Vukic. Both Kyrgios (strained abdominal muscle) and Kokkinakis (right shoulder trouble) came into the match dealing with physical issues after losses in singles.

Six British players have reached the second round of the Australian Open for the first time as Fearnley and Draper look to go further

Draper takes on Australian favourite Aleksandar Vukic while Djokovic leads Tomas Machac despite taking a medical timeout

The second round of the Australian Open begins on Wednesday with defending champion Aryna Sabalenka kicking things off in Rod Laver Arena and she will be quickly followed by 10-times champion Novak Djokovic.

Both Kyrgios (strained abdominal muscle) and Kokkinakis (right shoulder trouble) came into the match dealing with physical issues.

Novak Djokovic and Carlos Alcaraz are a win away each from setting up a blockbuster Australian Open quarter-final at Melbourne Park.

Draper takes on Australian favourite Aleksandar Vukic after Novak Djokovic defeated Tomas Machac despite taking a medical timeout