Venus Williams overcame world No. 1Angelique Kerber to set up a Miami Open semifinal against Johanna Konta.
Williams, bidding for her 50th WTA Tour title, reached the last four with a hard-fought 7-5, 6-3 win over Kerber on Wednesday.
The American seven-time Grand Slam champion broke Kerber's serve five times on her way to the semifinals.
Williams, also a three-time winner in Miami, and Kerber traded breaks twice in the first set before the 11th seed claimed the decisive one in the 12th game.
Although she was broken in the opening game of the second set, Williams rolled out to a 4-1 lead before sealing her win.
— WTA (@WTA) March 30, 2017
KONTA WINS HALEP BATTLE
Awaiting Williams is No. 10seed Konta, who upset Simona Halep 3-6, 7-6 (9-7), 6-2 after 2 1/2 hours.
The Romanian No. 3 seed dominated from the baseline early before Konta fought back, a rollercoaster tie-break going the Brit's way.Konta took the momentum into the third and from 2-1 down powered through the final five games.
— WTA (@WTA) March 29, 2017
She holds a 2-1 head-to-head record over Williams, including winning their two matches last year.