Jannik Sinner received a heartwarming surprise from the Cincinnati Open crowd as they sang Happy Birthday to him before his semifinal match against Terence Atmane. This unexpected serenade added a personal touch to his day, celebrating his 24th birthday. Sinner, known for his impressive performances, didn't disappoint, securing a victory over Atmane. The Italian star has been turning heads not just with his skills but also with his unique arm sleeve, which he says helps stabilize his elbow. What do you think of these fan interactions and player innovations? #Sports #JannikSinner #CincinnatiOpen