Draper and American Jessica Pegula went into the event -- played for the first time in the week before the main tournament -- as the top seeds and eased through to the last four on Tuesday, with a run which included beating Emma Raducanu and Carlos Alcaraz in the first round.

Follow scores and live text updates from the US Open mixed doubles as Jack Draper and Jessica Pegula take on Mirra Andreeva and Daniil Medvedev in the quarter-finals.

Jessica Pegula was in positive spirits despite her US Open mixed doubles semifinal loss as the 31-year-old teased her partner Jack Draper over following him on Instagram but receiving a follow back.