Emma Navarro teases Jannik Sinner's net skills ahead of US Open
USA's tennis star Emma Navarro humorously teased Italy's Jannik Sinner in a video ahead of their US Open mixed doubles debut, expressing playful concern over his net skills. Referring to his missed overhead and flashy tweener, she urged him to practice more at the net before the event. The duo will compete for a $1 million prize during Fan Week.