Andrew Castle believes Jack Draper could struggle at the US Open and has fired a sack warning to Emma Raducanu ’s new coach Francis Roig. Draper and Raducanu, the British No.1s in men’s singles and women’s singles respectively, are hoping to enjoy deep runs at Flushing Meadows.

JACK DRAPER was told off by his US Open mixed doubles partner Jessica Pegula after a comment in a press conference. The British world No5 and American world No4 are through to the semi-final of

The British No 1 teamed up with home favourite Jessica Pegula in the US Open mixed doubles and is sporting a new look after wearing Nike for his entire career to date

While Jack Draper and Jessica Pegula may have said all of four words to each other before teaming up for this week’s U.S. Open mixed doubles tournament, the two already sound like an “old married couple.

It came after Draper and Jessica Pegula beat Emma Raducanu and Carlos Alcaraz at the US Open's mixed doubles event.