Defending Wimbledon champion Jannik Sinner gave fans a scare after blood seeped through his pristine white sneaker following a painful slip during his first-round match against Miomir Kecmanovic. The striking image of his blood-stained shoe quickly went viral, but the world No. 1 revealed it was only a damaged toenail before recovering to seal a five-set victory.

Jannik Sinner's pristine white Wimbledon sneaker was dramatically stained with blood after the defending champion suffered a painful slip during his first-round clash against Miomir Kecmanovic on Monday. The shocking sight of bright red blood seeping through the toe of the world No. 1's all-white shoe quickly went viral, leaving Centre Court spectators fearing the Italian had suffered a serious injury.

The world No. 1, playing his first match since his heartbreaking French Open final defeat, suffered a painful slip midway through the third set as he chased down a shot. Sinner lost his footing behind the baseline, twisting awkwardly before crashing onto the grass. The incident prompted an audible gasp from the crowd as he lay on his back in visible pain.

The vivid stain stood out against Wimbledon's strict all-white dress code and quickly became one of the most talked-about images of the match. The injury appeared to originate from one of Sinner's toes, with blood soaking through the mesh of his right sneaker as play continued. Despite the alarming visuals, the 24-year-old chose not to stop for extended medical treatment and battled on through the discomfort.

Sinner eventually dropped the third set but recovered strongly to defeat Kecmanovic 4-6, 6-3, 6-7 (6-8), 6-2, 6-3 and book his place in the second round.