Ben Shelton smashes 158 mph serve, sets new Grand Slam record at US Open

American tennis player Ben Shelton set a new Grand Slam record at the US Open by hitting a blistering 158 mph serve during his match against Frances Tiafoe.

Shelton secured victory in four competitive sets, propelling him to his debut in a Grand Slam final. With the win, he advances to face Alexander Zverev in the upcoming championship match.