World number one Carlos Alcaraz was stunned by Sebastian Korda 6-3 5-7 6-4 in the third round of the Miami Open on Sunday, giving the American the biggest win of his career.
It appeared Korda had blown his chance to beat the Spaniard when he failed to serve out the match in the second set but he maintained composure, breaking for 4-3 in the third set and claiming the victory
