AP Sports Writer
INDIAN WELLS, Calif. (AP) -- Novak Djokovic didn't get much of a workout on his way to the BNP Paribas Open semifinals.
The world's top-ranked man beat Jo-Wilfried Tsonga 6-3, 6-1 in 54 minutes on Friday and didn't mind the brevity.
"I had plenty of tennis last two, three months," he said, smiling.
Juan Martin del Potro had to go the distance to upset No. 3 seed Andy Murray 6-7 (5), 6-3, 6-1 for the first time in five tries on hard courts and will play Djokovic in Saturday's semifinals. The Argentine has lost to Djokovic eight times in 10 meetings.
No. 8 Caroline Wozniacki outlasted fourth-seeded Angelique Kerber 2-6, 6-4, 7-5 in a 2
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