Tallon Griekspoor stunned top seed Alexander Zverev 4-6, 7-6 (5), 7-6 (4) in a 3-hour, 7-minute second-round clash Friday at the BNP Paribas Open. And No. 4 seed Casper Ruud fell to American Marcos Giron in the other big upset of the day.

That’s Zverev right now, who lost to Tallon Griekspoor of the Netherlands, 4-6, 7-6 (5), 7-6 (4) in his first match at Indian Wells — as the top seed no less — on Friday.

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The top seed Alexander Zverev embraced a short Indian Wells campaign. World no. 2 faced Tallon Griekspoor in the second round and experienced a tough 4-6, 7-6, 7-6 defeat to Tallon Griekspoor in three hours and seven minutes.

On his sixth match point, Tallon Griekspoor completes a marathon three-set victory over world number two and Australian Open runner-up, Alexander Zverev.

Zverev had started 2025 strongly by reaching the Australian Open final, only to lose to Jannik Sinner, and he has since struggled, racking up early exits in Buenos Aires, Rio de Janeiro and Acapulco.

Alexander Zverev’s hopes of becoming the men’s world No. 1 suffered a blow on Friday as he crashed out of the BNP Paribas Open at Indian Wells in the second round following a shock defeat to Tallon Griekspoor.

Tallon Griekspoor stunned top-seeded Alexander Zverev 4-6, 7-6 (7/5), 7-6 (7/4) in the second round at Indian Wells on Friday, avenging a devastat

Tallon Griekspoor upset No. 1 seed Alexander Zverev 4-6, 7-6 (5), 7-6 (4) in a second-round match at the BNP Paribas Open on Friday.

Alexander Zverev's alarming slump in form continued as he was beaten by Tallon Griekspoor in his opening match at the Indian Wells Masters.