Jannik Sinner and Carlos Alcaraz cemented their rivalry as the great saga of this era in men’s tennis as they booked themselves a championship showdown for the third grand slam in a row at the US Open in New York.

They will compete before a packed house on centre court in New York that is expected to include US President Donald Trump, with tournament organisers warning of enhanced security procedures for Sunday afternoon’s final (Monday morning AEST).

Jannik Sinner of Italy defeated Canada’s Felix Auger-Aliassime in four sets to reach another US Open final. Credit: AP

Alcaraz, the world No.2, defeated 24-time grand slam champion Novak Djokovic in straight sets to reach his seventh major final, while Sinner needed four to overcome Canadian Felix Auger-Aliassime – who achieved a serio

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