'Sandpapergate': Australia captain Pat Cummins to address Usman Khawaja claims on Friday
Usman Khawaja says in new book Sabr that every Australia player was aware of ball-tampering scheme in Cape Town in 2018; current Test captain Pat Cummins confirms hes happy to speak with any and all media on Friday; white-ball skipper for England series Mitch Marsh declined to comment
