REFEREES...

VIDEOS:
Listening In on the Tough Calls a FIFA Referee Must Make | The New Yorker Documentary - https://www.youtube.com/watch?v=cN0kmvIvvlc
Behind the Whistle: U.S. Soccer Referee Nick Balcer at the DA Summer Showcase & Playoffs - https://youtu.be/qVipq1Tx3hQ
US Soccer Referee Signals - https://www.youtube.com/watch?v=FMWy_AZg4_I
US Soccer Assistant Referee Signals - https://www.youtube.com/watch?v=Hf8pRbPkOPs
US Soccer Advice to New Referees - https://www.youtube.com/watch?v=pezVnB-7e3o
Law 12 - Fouls Overview by FIFA - https://www.youtube.com/watch?v=qAn8vlm9SRo