If nothing else , Silva and his spray already have some high-profile supporters , including Portuguese soccer superstar Cristiano Ronaldo . For the first time , FIFA referees are using a special vanishing spray . Score: 6 The line keeps opposing players back and disappears after a minute . It 's already been used in games the past several years by Major League Soccer .
For the first time , FIFA referees are using a special vanishing spray . Score: 6 The line keeps opposing players back and disappears after a minute . It 's already been used in games the past several years by Major League Soccer .