Referee's assistant Juan Pablo Belatti plays with a ball during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5527314
Referees run during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5526974
Referee's assistant Tarik Ongun plays with a ball during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5527330
Referee Nestor Pitana gestures during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5527322
Referee Szymon Marciniak gestures during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5527303
Referee Bjorn Kuipers gestures during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5527291
Referees run during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5526981
Referee Gianluka Rocchi, centre, runs during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5527003
Referee Bjorn Kuipers gestures during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5527096
Referee Nestor Pitana shows a yellow card during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5527078
Referees gather on a pich during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5526976
Referee Nestor Pitana gestures during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5527024
Referee Nestor Pitana blows a whistle during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5527058
Referees talk during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5527051
Referees warm up during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5527010
Referee Nestor Pitana, right, talks to a soccer player during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5527038
Referee Nestor Pitana runs during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5527047
Referees run during a training session ahead of the World Cup at the RZD Arena stadium in Moscow, Russia, June 12, 2018. The World Cup 2018 will start on June 14 and take place in 11 cities across Russia.12.06.2018#5526939
