The world of football has been left in shock ever since it was revealed Brazilian club Chapecoense's plane, which had been travelling to Medellin for the first leg of their final of the Copa Sudamericana, crashed just outside of the city on Monday.
Players, fans and other key figures within the game have paid their respects over the past 24 hours, and Edinson Cavani did exactly that, too, when he revealed a shirt made in tribute to the Brazilian team after scoring from the penalty spot on Wednesday evening.
Paris Saint-Germain beat Angers 2-0 in Ligue 1 to move the French giants within a point of league leaders Nice and leapfrog AS Monaco. But Cavani's celebration didn't go unnoticed by the referee.
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Regardless of the fact that just six of the 77 people onboard the fated flight survived, referee Frank Schneider still booked the Uruguayan for removing his shirt, despite it being in support of the victims.
Fellow Ligue 1 club Saint Etienne made a fitting tribute to Chapecoense - who were set to feature in their first ever Copa Sudamericana final - by adding the club's crest next to the their own badge on their shirt.
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But clearly the referee wasn't happy to make exception to the rules and booked Cavani for revealing his personal message to the club's victims and few survivors.
Cavani's celebration can be seen in the video below:
The moment the PSG star was booked:
And Schneider certainly didn't leave the Parc des Princes with many fans. With football supporters taking to Twitter to voice their shock and anger at the referee's decision to book Cavani.
The latest reports suggest a lack of fuel and an electrical failure lead to the fatal disaster, with the plane crashing into a mountain just outside of Medellin - the destination of their cup final.
And Atletico Nacional have since asked for Chapecoense to be awarded the Copa Sudamericana title, with fans have being left to mourn the death of most of the club's players at a memorial event on the night they should have been featuring in the final of the South American tournament.
Should Edinson Cavani have been booked for his celebration on Wednesday evening? Have your say in the comment box below.