The Brazilian high court has ruled that a former Manchester City player, Robinho, must serve a nine-year prison sentence in Brazil following his conviction on sexual assault in Italy in 2013. Along with five others, he was found guilty of raping a woman in a Milan nightclub and sentenced to nine years. The 40-year-old has denied any wrongdoing and has lost two appeals to overturn his conviction. There was a probability that he would not serve his sentence, as Brazil does not extradite its citizens and he is based in Brazil. However, judges on Brazil’s Superior Court of Justice voted 9-2 on Wed…