In Saturday's semi-finals, Tulyaganova beat No 6 seed Olga Poutchkova while Sun ended the fine run of 17-year-old Victoria Azarenka of Belarus.
The third seeded Indian ace got the better of Hana Sromova in a second round match.
The Russian fourth seed beat German qualifier Angelika Bachman in the second round of the Advanta Championships.
Juan Ignacio Chela held his nerve to seal a 3-2 victory over holders Croatia to enter the Davis Cup semi-finals.
The second seeds play the winner of the tie between Wayne Black/Kevin Ullyett and Nicolas Kiefer/Rainder Schuettler in the Pacific Life Open.\n\n
The Vice President will be addressing the national assembly of Armenia.
The seventh seeded Indo-Czech pair lost 6-7 (3-7), 2-6 on Centre Court last evening.
Bajrang Punia says that he has learnt from his mentor Yogeshwar Dutt that conquering big names is the only way to earn a big name.
They upset second seeds Sweden's Jonas Bjorkman and Max Mirnyi of Belarus in the quarter-finals.
Ivan Ljubicic inspired Davis Cup champions Croatia to an unassailable 3-0 lead over Austria in the World Group first round.
Holders Croatia held a 2-0 lead over Austria after the opening singles in the Davis Cup World Group first round.
Chelsea's Ruben Loftus-Cheek had a Europa League night to remember by scoring the first hat-trick of his career as the midfielder inspired them to a 3-1 home win over Belarus champions BATE Borisov on Thursday.
Vikash Malik (60kg), Sumit Sangwan (81kg) and Satish Kumar (+91kg) joined Shiva Thapa (56kg) and Manoj Kumar (64kg) in the quarter-finals, on Tuesday, making it one better than the previous best India achieved in the 2011 edition in Azerbaijan.
England keeper Robert Green is virtually certain to miss the World Cup after suffering a serious groin injury
i-flex Solutions on Friday announced the launch of its Moscow office. "The announcement is in line with i-flex's global expansion strategy," the company said.
Parimarjan Negi drew his fifth round match with Andrey Zhigalko of Belarus to take another stride towards to his International Master title at the World Junior Chess Championships.
Tania Sachdev beat Bela Khotenashvili of Georgia in the third round and shares the lead with three others in World Junior Girls' Chess Championships.
Images from Day 4 of the Australian Open in Melbourne on Thursday
They sailed into the semi-finals of the Master Series with a 6-4, 7-5 victory over the Swiss pair of Roger Federer and Yves Allegro.
They gave Australia an unassailable 3-0 lead over Belarus in their Davis Cup quarter-final on Saturday.
Holders Croatia had to be content with a win and a loss from the opening day's two singles rubbers in the Davis Cup.
Lleyton Hewitt was recalled to Australia's Davis Cup team to play Belarus in next week's quarter-final.
Top seeded Shakhriyaz Mamedyarov strengthened his position at the top in the World Jr. chess, maintaining a ghalf point lead.
The Indo-Czech Republic pair shocked second seeds Jonas Bjorkman of Sweden and Max Mirnyi of Belaruss in the men's doubles at the Australian Open.
India's world No. 32 should have it easy when she takes on Victoria Azarenka of Belarus in the first round of the Australian Open.
Sania, the country's finest woman doubles player, who began the year with the number one ranking, closed it at number 9.
Keisuke Honda announced his retirement from international football following Japan's elimination from the World Cup at the hands of Belgium on Monday night.
It will be the earliest meeting between the two since their first professional match in the second round of the 1998 Australian Open.
Mariya Kuchina won thewomen's high jump with a clearance of 2.01 metres on Saturday to become Russia's second gold medallist at this world championships. The 22-year-old from Moscow had a blemish-free card to that height, her lifetime best performance.
Besides athletics Nikolai K Snesarev had adequate knowledge of sports medicine too.
Grand Master Abhijit Kunte with 7.5 points, was tied with five other players, but was adjudged champion on the basis of a better progressive score.
Indian GM Krishnan Sasikiran slipped to joint second after drawing with GM Artashes Minasian of Armenia in the seventh round of the Dubai International Chess Championship.
The Credit Suisse Global Wealth Data Book 2014 published detailed data on wealth holdings of households around the world.
The Credit Suisse Global Wealth Data Book 2014 published detailed data on wealth holdings of households around the world.
Multiple grand slam champion Maria Sharapova withdrew from the Brisbane International on Tuesday after suffering an arm injury in practise less than two weeks before the Australian Open.
The two were seized at Moscow airport on Thursday, the day Qatar charged two Russians with involvement in the killing of a former Chechen leader in the Gulf Arab state on February 13.