Brazilian Haddad Maia rallied back from a set down to get the better of Kasatkina in the final at Seoul to clinch the fourth ...

Kasatkina won her quarter-final after opponent Emma Raducanu retired injured after the first set ... Haddad Maia broke again ...

Brazil's Beatriz Haddad Maia won the fourth title of her career with a furious fightback to beat Russian top seed Daria ...

While Zverev famously called Medvedev a friend after winning the ATP Finals in Turin, the Russian dismissed those suggestions ...