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.

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.

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.