شرح: كيف سمحت رقاقة في الكرة لبطولة العالم للكريكيت...

Video assistant referee (VAR) causes controversy every week, whether it be the Premier League , Champions League or FA Cup , but how are decisions made, and are they correct?

This FIFA World Cup , we take a look at the major incidents to examine and explain the process in terms of the VAR protocol and the Laws of the Game. Read more

Andy Davies (@andydaviesref) is a former Select Group referee, with over 12 seasons on the elite list, working across the Premier League and Championship.