AC Milan player Kevin - Prince Boateng promises to walk off the field of play if he is subjected to racist abuse . Boateng led his side off the field of play in Thursday 's friendly against Pro Patria . `` I 'm surprised we 're still hearing these things in 2013 . The German - born Boateng had told the referee three times he was being abused . Milan club president Silvio Berlusconi and former Italian Prime Minister has visited Boateng to congratulate him on his walkout .
AC Milan player Kevin - Prince Boateng promises to walk off the field of play if he is subjected to racist abuse . Boateng led his side off the field of play in Thursday 's friendly against Pro Patria . The German - born Boateng had told the referee three times he was being abused . Milan club president Silvio Berlusconi and former Italian Prime Minister has visited Boateng to congratulate him on his walkout .