Alex de Minaur copped a withering reply from his fiancee Katie Boulter when the Aussie grand slam hope posted a photo of him muscling up on the court - just after he narrowly dodged taking far ...

Katie Boulter (left) and Alex de Minaur are stars on and off the court. (Photo by DAVID GRAY / AFP) It began with 28-year-old Boulter, who posted a simple message on the platform on Sunday.