Benfica’s Gianluca Prestianni faces a worldwide ban from football, a decision that will see him miss Argentina’s opening two World Cup matches this summer should he be selected for the squad. The ruling stems from an incident involving Real Madrid star Vinicius Jr. Uefa’s control, ethics and disciplinary body (CEDB) initially imposed a six-match suspension on Prestianni on 24 April for his “homophobic conduct”. This followed the player’s admission of using homophobic language towards Vinicius during a Champions League fixture on 17 February. An allegation of racial abuse against Vinicius was found not proven. Of the six-game ban, three matches were suspended for a period of two years, while one had already been provisionally served during the second leg between the two teams. Football’s global governing body, Fifa, has now agreed to Uefa’s request to extend this ban globally.…