Ronaldinho has been warned he faces up to six months behind bars, with the investigation into his alleged use of fake passports underway. And speaking about the incidents that landed his friend in prison, Cuevas said: “His brother knew these people, who are bad people. The 40-year-old icon and his brother, Roberto Assis, 49, have been incarcerated in a maximum-security Paraguayan jail since the beginning of March after they were found to be in possession of fake passports while trying to enter the country.