Alexander Zverev loses to Tallon Griekspoor in Indian Wells second round

Dutchman Tallon Griekspoor has upset top seed and Australian Open runner-up Alexander Zverev in a marathon second-round clash at Indian Wells in California.

Griekspoor collapsed in jubilation after converting his sixth match point to win 4-6, 7-6 (7/5), 7-6 (7/4) after three hours and seven…