Djokovic downs del Potro to reach Indian Wells fourth round

World number two Novak Djokovic withstood Juan Martin del Potro 7-5, 4-6, 6-1 on Tuesday to reach the fourth round of the ATP Indian Wells Masters.

Djokovic, whose five Indian Wells titles include the last three, next faces Australian Nick Kyrgios, a 6-3, 6-4 winner over German Alexander Zverev.

Kyrgios, the 15th seed, stunned Djokovic in straight sets in the quarter-finals at Acapulco this month.