Sergio Romero, Argentina and Manchester United goalkeeper, has been ruled out of the World Cup with a knee injury. According to the Argentinian Football Federation, Romero sustained the knee injury at the team’s camp and would require surgery to heal. “Argentina goalkeeper Sergio Romero will be removed from the list of 23 players who will participate in the 2018 World Cup finals in Russia. “The Manchester United player today suffered a joint blockage in his right knee which requires surgery.” Nahuel Guzman of Tigres has been called up to replace Romero. The 31-year-old has won 94 caps for the country and played in the 2014 World Cup final defeat by Germany.