Madison Keys beats nerves and Alina Korneeva to progress at US Open

Elena Rybakina breezes past Thea Frodin 6-3, 6-2 Cobolli rallies from two sets down to beat Comesaña On a rainy afternoon in New York filled with frustrating delays for the majority of players waiting to enter the court for the first-round matches at the US Open, Madison Keys took advantage of her prime court assignmen