Vice Sports: Taking a look at PRO

Behind the Scenes of MLS's Efforts To Improve Officiating | VICE Sports

Chicago Fire attacker Gilberto streaks down the field after a bad turnover on a breakaway. With only the keeper to beat, he enters the box. An NYCFC defender nips at his heels. Gilberto goes down and the ball trickles to the keeper. No call by the referee. Play on.

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Really love with Vice has done here, giving us a glimpse into the work that PRO is doing on improving officiating in MLS games.