Factbox on Italy's Jannik Sinner, who beat Germany's Alexander Zverev 6-3, 7-6(4), 6-3 in the Australian Open final
Third seed Andrey Rublev suffered a first round exit after his Qatar Open title, losing to qualifier Quentin Halys 3-6, 6-4, 7-6(5) at the Dubai Open on Tuesday.
While Sinner is into his fifth Grand Slam semi-final, Shelton, who turned pro in 2022, is set to play just his second after reaching the last four at the 2023 US Open.
Novak Djokovic was stunned 7-6(4), 6-2 by Matteo Berrettini in the Qatar Open first round on Tuesday as the Italian enjoyed his first win over the former world number one.
Defending ATP Finals champion Novak Djokovic has pulled out of the season-ending event in Turin through injury, the Serbian said on Tuesday.
Top seed Taylor Fritz of the United States was beaten by Spanish eighth seed Alejandro Davidovich Fokina in the quarter-finals.
Defending champion Iga Swiatek crushed Dayana Yastremska 6-0, 6-2 and 2023 champion Elena Rybakina powered past Britain's Katie Boulter 6-0, 7-5 to reach the fourth round of Indian Wells on Sunday in displays of dominance.
The German world number seven claimed his first ATP crown of the year after besting Canada's Felix Auger-Aliassime 6-3, 6-3 to win the bett1HULKS Indoor title at the same venue last Sunday.
Here is what you need to know about the year's Australian Open:
IMAGES from Day 4 of the 2022 French Open at Roland Garros in Paris on Wednesday.
'Generally, I'm happy outside the court, happy on the court, happy in life. Then I think you play your best.'
Carlos Alcaraz suffered a shock 6-1, 7-5 defeat against Norway's Casper Ruud in his opening match at the ATP Finals
Last year's runner-up and seventh seed Ruud will now advance to the semi-finals, where he could face fourth seed Alexander Zverev or 11th seed Alex de Minaur.
The hosts had blanked Germany in their opening tie and became the first to seal a quarter-final spot with their second 3-0 win in the inaugural team event.
Petra Martic kept her composure to advance to the Round of 16
Jack Sock became the first American to reach the last four of the ATP Finals in 10 years when he stunned world number three Alexander Zverev in a firecracker of a match on Thursday.
Mischa Zverev took some of the limelight back from younger brother Alexander when he beat second seed Kei Nishikori to reach the Geneva Open final on Friday.
Carlos Alcaraz's hopes for a Sunshine Double came undone in spectacular fashion as the top-seeded Spaniard was beaten by Grigor Dimitrov.
Jannik Sinner overpowered American Taylor Fritz in the final to become the first Italian man to win the US Open singles title.
Rafael Nadal trailed in the second set before overcoming No. 5 seed Cameron Norrie of Great Britain.
Rafael Nadal last appeared in a semi-final at Wimbledon in 2022.
Three contenders for the men's singles title at the Australian Open, which starts on Sunday.
Zheng Qinwen saw off a spirited challenge from Diana Shnaider to secure a hard-fought 7-6(5), 6-3 win in their Pan Pacific Open semi-final on Saturday and set up a title clash against American Sofia Kenin.
Lorenzo Musetti faces seven-times Wimbledon champion Novak Djokovic in the semi-finals.
Zverev's serve played a big role in the victory, his third of the year, as the World No 3 won all but two of his first-serve points in the final, which lasted 74 minutes.
'I really look forward to going to Paris, to fight for the Grand Slam, and I am really looking forward to show my great level in a Grand Slam, too.'
Sabalenka crashed to a 6-7(5), 6-4, 6-4 defeat to Russian teenager Mirra Andreeva
Images from Day 6 of the Australian Open in Melbourne on Saturday.
Top-ranked Iga Swiatek of Poland faces Irina-Camella Begu of Romania in the opening round of the women's draw with second-seeded American Coco Gauff taking on Australian Ajla Tomljanovic.
Serbia's Novak Djokovic beat Italy's Lorenzo Musetti 6-4 6-2 to reach his first Olympic final on Friday and will bid for gold in a blockbuster clash with Carlos Alcaraz.
Carlos Alcaraz crashed to a humbling 6-3 7-6(4) defeat by Hungarian qualifier Fabian Marozsan in the third round of the Italian Open.
Wild card Caroline Wozniacki, another former champion and returning mother, will play 20th seed Magda Linette.
All players who want a visa to compete in the Australian Open will need to be fully vaccinated for COVID-19, the country's immigration minister said on Wednesday, putting Novak Djokovic's title defence and Grand Slam record bid in doubt.
Novak Djokovic said he would do whatever was required to play at the Australian Open but hoped the government could also be accommodating.
South Korean tennis player Hyeon Chung will be a star attraction at the second edition of Tata Open Maharashtra beginning in December.
IMAGES from Day 8 of the action at the US Open at USTA Billie Jean King National Tennis Center at Flushing Meadows in New York on Monday.
Jannik Sinner won his maiden Grand Slam title at the Australian Open on Sunday.
Carlos Alcaraz beat Fabian Marozsan 6-3, 6-3 to reach the Indian Wells quarter-finals
IMAGES from matches played at the Miami Masters in Key Biscayne, Florida
World number one Carlos Alcaraz is the new big thing in men's tennis but says Novak Djokovic remains the favourite.