Elena Rybakina beats Aryna Sabalenka to seal dramatic US Open title triumph

<ul><li><p>Rybakina wins 6-4, 5-7, 6-2 despite first-serve problems</p></li><li><p>Overcomes top seed and two-time defending champion</p></li></ul><p>Even when long established as a grand slam champion and a conqueror of all surfaces,