Angelique Kerber falls to 4-4 as brutal start to season continues
The world No. 2 was beaten by Daria Kasatkina for the second time in 2017.
Feb 16, 2017 by Brad Kallet
Top-ranked Kerber upset by Kasatkina in opening match in Sydney
No. 2-ranked Agnieszka Radwanska had a 7-6 (1), 6-1 win over Christina McHale.
Jan 09, 2017 by AP
Daria Kasatkina powers past Belinda Bencic in first round in Moscow
Earlier, ninth-seeded Timea Babos won her first-round match against Irina-Camelia Begu.
Oct 17, 2016 by AP
Healthy Kerber reaches Montreal semifinals with easy win over Kasatkina
The Australian Open winner will face fifth-seeded Halep, a 3-6, 6-1, 6-1 winner over No. 9 Kuznetsova.
Jul 29, 2016 by AP
After sitting on match point during rain delay, Venus completes marathon win over Kasatkina
The 19-year-old would save the match point, but Williams would eventually take the match, 7-5, 4-6, 10-8.
Jul 01, 2016 by Ed McGrogan
Belarus beats Russia to move into World Group
Sasnovich rallied to beat Russia's Gasparyan, 4-6, 6-1, 7-5, on Sunday.
Apr 17, 2016 by AP
Daria Kasatkina Q&A: On big goals, preferring men's tennis to women's and Nadal
The 18-year-old has beaten Venus and Bacsinszky this season, and she reached the quarters of Indian Wells.
Mar 17, 2016 by Kamakshi Tandon
Three to See: 2016 Indian Wells, Quarterfinals
Previewing and predicting Pliskova-Kasatkina, Azarenka-Rybarikova and Raonic-Monfils.
Mar 17, 2016 by Steve Tignor