Concacaf stadiums were not prepared to use VAR, no video replay as teams try and qualify for World Cup 2022
How do referees prepare for the biggest game of the season?
While the ESL might be gone for now, recent legal rulings suggest teams could try again if European law isn't changed
VAR Massimiliano Irrati is worth his weight in gold following Erling Haaland's penalty kick retake on Tuesday
Let's break down the 'controversial' Champions League refereeing decisions from the week