Ben Shelton and Madison Keys achieved a joint milestone for American tennis at the Australian Open, one last accomplished by Andy Roddick and Serena Williams.

Ben Shelton advanced to the semi-final of the hard court major after beating Lorenzo Sonego 6-4, 7-5, 4-6, 7-6 (7-4) at the Rod Laver Arena on Wednesday.

Madison Keys has shared a sweet story involving Ben Shelton and his father Bryan hyping her up and making her think she was "phenomenal.

Ben Shelton and Madison Keys became the first American man and woman to reach the Australian Open semifinals in the same year since 2009, with respective quarterfinal triumphs Wednesday in Melbourne.

Just hours after securing his place in the Australian Open semifinals, American Ben Shelton took to social media to congratulate countrywoman Madison Keys.

The semifinal matches are scheduled to start at 3:30 a.m. EST and will be broadcast on ESPN and ESPN Deportes. Fans looking to watch can do so through FuboTV, which offers a free trial and $30 off your first month, or DirecTV Stream, which also offers a free trial. SlingTV doesn’t offer a free trial but does have other promotional offers available.

Madison Keys is back into the Australian Open semifinals for a third time after her 3-6, 6-3, 6-4 win Wednesday over Elina Svitolina of Ukraine. The 29-year-old Keys is on a 10-match winning streak after warming up for the year's first major with a title at Adelaide, where she beat fellow American Jessica Pegula in the final.

A missed double-bounce call, an unseeded Italian hits one of the shots of his life and an all-Australian final is locked in. Here are five quick hits from day 11 of the Australian Open.

Ben Shelton's Australian Open quarterfinal foe, Lorenzo Sonego, produced the shot of the tournament — diving to his left for a volley with so much spin that the ball bounced on one side of the net, then floated back over to the other — but it was the American who ended up with the victory Wednesday.

Want to catch the action live? You're going to have to stay up very late (or get up very early) if you're a U.S.-based fan.

Madison Keys matched her best Grand Slam performance in seven-plus years, as the 19th-seeded U.S. player overtook 28th-seeded Elina Svitolina of Ukraine 3-6, 6-3, 6-4 in the quarterfinals of the Australian Open on Wednesday in Melbourne.