World No 2 Alcaraz, who was made to work for his first-round victory at Queen’s on Tuesday, will partner Raducanu in the radical new-look US Open mixed doubles event in August

Imagine Carlos Alcaraz and Emma Raducanu competing together for a Grand Slam trophy. How about Madison Keys and Frances Tiafoe as a duo? Iga Swiatek alongside Casper Ruud? Or Naomi Osaka with Nick

Men’s world No1 and defending singles champion Jannik Sinner will play alongside women’s No9 Emma Navarro, while women’s No1 Aryna Sabalenka is paired with Grigor Dimitrov. Novak Djokovic will partner compatriot Olga Danilovic and Iga Swiatek is poised to team up with Casper Ruud.