A referee's job is to enforce the rules of the game. In soccer, referees use yellow and red cards to accomplish that task and keep the peace. But what exactly are yellow and red cards, and how ...

Bruno Fernandes of Manchester United is sent off by Referee Chris Kavanagh ... And it’s wrecking soccer games everywhere. It’s time for the red card rule to be amended. Too often, a player ...

The yellow and red card system seen in soccer today was first introduced at the 1970 FIFA World Cup. Prior to that, referees could still caution or send off players, but there was no clear ...

A yellow card in soccer ... The referees have three options to keep players in line over 90 minutes. A simple whistle or verbal warning is the least serious course of action while a red card ...

If you've watched a soccer game before, you've likely seen a referee hold up a yellow card or red card. And you probably have a general idea of what those cards mean — they indicate a rule has ...

Jose Mourinho mocked the "incredible" explanation of the referee after he was shown a red card during his Fenerbahce side's 1-1 Europa League draw against former club Manchester United on Thursday.

But beyond that, that encounter had a decisive influence on soccer as we know it today because it led to the invention of the yellow and red cards for warnings and expulsions. The main protagonist of ...