After the Croatian team lost the opening match, the Croatian player, Vedran Corluka complained that he couldn't understand the referee.

"He was speaking Japanese," said Corluka, "so it was real difficult to communicate with him."

This isn't the first incident of miscommunication on the soccer field. In fact, miscommunication is what gave birth to one of the most infamous symbols of soccer. For this week's edition of Sideways Glance, I take a look at the origins of the red card.

Ever wonder what players are saying to the referee on the field?

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http://www.pri.org/stories/2014-06-24/how-do-32-teams-32-countries-communicate-world-cup