American Frances Tiafoe, who has been in the midst of an awful slump this season, pushed defending Wimbledon champion Carlos Alcaraz to the brink on Friday before ultimately falling in five sets.

Tiafoe, 23, strode onto Wimbledon’s No. 1 Court and played as if its immaculate lawn were his own backyard, playing with palpable joy to oust Tsitsipas, the men's No. 3 seed.

Frances Tiafoe went into his first-round Wimbledon matchup against Stefanos Tsitsipas, the event's No. 3 seed and runner-up at the French Open earlier this month, as a huge underdog.

Mexico's Renata Zarazua pulled off a stunning upset by beating sixth seed Madison Keys while American Frances Tiafoe launched ...

The upsets keep coming at Wimbledon. Following an upset-heavy first round, American Frances Tiafoe added his name to the list of disappointing performers after a loss to Cameron Norrie on Tuesday ...

The upsets keep coming at Wimbledon. Following an upset-heavy first round, American Frances Tiafoe added his name to the list of disappointing performers after a loss to Cameron Norrie on Tuesday.