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.

BNP Paribas Open at Indian Wells have had its few surprises, including early exits for Alexander Zverev and Novak Djokovic. Here's how the ATP Rankings could change this week.

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.

ATP World No. 2 admitted to playing "terrible" after losing to Tallon Griekspoor in his first match at Indian Wells.

Alexander Zverev crashed out in his opening match at Indian Wells on Thursday. After serving for the match against Tallon Griekspoor in set two, the top seed suffered a huge collapse and was dragged into a decider where Griekspoor came out on top, 4-6 7-6 (5) 7-6 (4).

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.

Alexander Zverev's season is taking a very negative direction after his defeat to Jannik Sinner in the Australian Open final. The world number 2 – who dreamed of winning his first Major title at Melbourne Park – is still suffering from that clear defeat on the iconic Rod Laver Arena and has not yet recovered.

World No. 43 Tallon Griekspoor upsets World No. 2 Alexander Zverev at the BNP Paribas Open in a three-set thriller.

Tallon Griekspoor upset top seed Alexander Zverev 4-6 7-6(5) 7-6(4) in a marathon second round clash at Indian Wells on Friday. The Dutchman collapsed on the court after converting his sixth match point to end an absorbing three hour,

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