Hampered by injury, Rafael Nadal suffered a stunning straight-sets loss to David Ferrer on Wednesday. (Paul Crock/AFP/Getty Images)
Wednesday's weather: Cloudy, high of 70 degrees.
• Nadal goes down. After appearing to suffer a hamstring injury during the second game of Wednesday's quarterfinal, top-seeded Rafael Nadal suffered a stunning 6-4, 6-2, 6-3 defeat to Spain's David Ferrer. (Watch match point here.)
• Murray puts down Dolgopolov. In the other men's quarterfinal, fifth-seeded Andy Murray rolled to a 7-5, 6-3, 6-7 (3), 6-3 victory over unseeded Alexandr Dolgopolov. Murray advances to face Ferrer in the semis.
• Clijsters, Zvonareva advance to semis. Both No. 2 Vera Zvonareva and No. 3 Kim Clijsters pass their quarterfinal tests in straight sets; they'll face each other in a semifinal later today (around 11:30 p.m. on the East Coast).
The Wall Street Journal on the problem with junior tennis ... Busted Racquet estimates Roger Federer has taken $1,100 in towels from the Australian Open ... Li Na visited Melbourne's Chinatown on the eve of Thursday's semifinal against Caroline Wozniacki ... Andy Roddick gets the WSJ's Daily Fix treatment.
Photo of the Day
Fireworks light up the sky for Australia Day during Wednesday's quarterfinal match between Nadal and Ferrer (from SI.com's Best Shots from Day 10 at the Australian Open).
2 ... Combined number of sets conceded by the four women's semifinalists at this year's Australian Open. Kim Clijsters and Li Na have made it to the semis without losing a single set, while Wozniacki and Zvonareva have dropped lost one apiece.
77 ... Number of unforced errors committed by a gunslinging Alexandr Dolgopolov in Wednesday's loss to Andy Murray.
17-2 ... Record of Vera Zvonareva in the last three Grand Slam tournaments after Wednesday's victory over Petra Kvitova.
Not sure Zvonareva liked the vegemite. Good sport.
What's Happening Today
Both women's semifinals take place during the day session, while the first men's semifinal is the first match of the night session. ESPN2's live coverage begins a 9:30 p.m. and runs through 6 a.m. (Clip and save the complete TV schedule.)
Here's what you need to know for the day's three singles matches:
• No. 1 Caroline Wozniacki vs. No. 9 Li Na (not before 9:30 p.m., ESPN2)
• No. 3 Kim Clijsters vs. No. 2 Vera Zvonareva (half-hour after first semifinal, ESPN2)
• No. 3 Novak Djokovic vs. No. 2 Roger Federer (3:30 a.m. ET, ESPN2)
In addition, Tennis Channel will have live coverage of the men's doubles semifinal between the top-seeded team of Bob and Mike Bryan against Eric Butorac and Jean-Julien Rojer at 7 p.m. ET.
The complete order of play for Day 11 can be found here.
They Said It
"The tennis career, you have higher moments and lower moments. I had almost all the time very, very happy moments and very nice moments in my career. That's part of the sport."
--Rafael Nadal, with a philosophical take on Wednesday's upset loss