Bellucci reveals he's been on a silent ban since the USO. Didn't know it was a confirmed practice
https://www.vavel.com/en-us/tennis-usa/864296-thomaz-bellucci-received-five-month-silent-ban-after-failed-drugs-test.html
https://www.vavel.com/en-us/tennis-usa/864296-thomaz-bellucci-received-five-month-silent-ban-after-failed-drugs-test.html