Explained: How a chip in the ball allowed World Cu...
VAR overturned an offside decision after ruling there was a slight flick on the ball by Sweden's Alexander Isak.

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.
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