Flawless Alcaraz cruises into US Open semi final 

Meanwhile, American Jessica Pegula reached her second straight US Open semi-final with a clinical 6-3 6-3 win over twice Grand Slam champion Barbora Krejcikova

Carlos Alcaraz reacts after defeating Jiri Lehecka. Picture: Kirsty Wigglesworth/AP

Second seed Carlos Alcaraz cruised into the US Open semi-finals on Tuesday, demolishing Czech Jiri Lehecka 6-4 6-2 6-4 on Arthur Ashe Stadium.

Alcaraz has yet to drop a set at Flushing Meadows and he had the crowd in the palm of his hand as he fired off 28 winners and never faced a break point.