Young American Alex Michelsen has held his nerve to send Greek crowd favourite Stefanos Tsitsipas packing in a massive first-round boilover at the Australian Open, opening up a favourable draw for top local hope, Alex de Minaur.

Jelena Dokic pointed to the recent success of Alex de Minaur and Katie Boulter on Thursday to slap down suggestions Stefanos Tsitsipas and Paula Badosa have struggled on the court due to their relationship.

Katie Boulter had an adorable message for a fellow tennis power couple after they won matches on the same day at the Australian Open. Gael Monfils and Elina Svitolina both upset the No. 4 seeds in the men’s and women’s singles draws in back-to-back matches on Margaret Court Arena.

MELBOURNE - Alex De Minaur kept the home flag flying at the Australian Open as he beat rising American Alex Michelsen 6-0 7-6(5) 6-3 to reach the quarter-finals for the first time on Monday. Read more at straitstimes.

In a workmanlike display, Alex de Minaur calls upon his fighting spirit to defeat Francisco Cerúndolo in four sets and reach the fourth round at Melbourne Park.

He refuses to say exactly what is wrong with him, only that he is “not there health-wise” and has been “a bit dizzy at times”. Read more at straitstimes.com.

De Minaur rose to World No.8 before the tournament started to give him an all-important top seeding at Melbourne Park, meaning he can't face a higher-ranked opponent until the quarter-finals. The Aussie has never made it past the round of 16 at his home slam but has the best chance to do that this year,

Alex de Minaur has been knocked out of the Australian Open in the fourth round. Is this the year he advances further?

Alex de Minaur overcame a one-set deficit and his own serving yips Saturday afternoon to defeat 31st-seed Francisco Cerundolo in a marathon third-round Australian Open match.

Alex de Minaur is bidding to reach his first Australian Open quarterfinal, however, talented Alex Michelsen isn't going to make his assignment easy.

Here is everything you need to know about Alex De Minaur vs. Alex Michelson, including TV and streaming options for the match.