A man was shot dead in Brazil following Chelsea's victory against Palmeiras in the Club World Cup final on Saturday.
The incident happened outside of Palmeiras' Allianz stadium. The Brazilian club's supporters rioted after watching their team lose the final 2-1 in extra time.
Thousands of fans had attended the ground to watch the game on big screens.
The final was held at the Mohammed Bin Zayed Stadium in Abu Dhabi, UAE.
"There were some outbreaks of fighting among fans, which unleashed a riot and a man was shot," a military police statement confirmed.
One man has been arrested following the violence and police will try to identify others involved in the coming days.
Police used rubber bullets and tear gas to disperse the rioting crowds, as reported by The Athletic.
Although the Club World Cup is yet to be revered by all in England, it's viewed as one of the biggest competitions on the planet in South America.
Despite winning the Copa Libertadores three times, Palmeiras have never lifted the Club World Cup and are desperate to end their duck in the near future.
Brazilian rivals Internacional, Sao Paulo and Corinthians (twice) have all be crowed champions of the world since the competition formed in 2000.
Vasco da Gama, Santos, Gremio and Flamengo are the four other Brazilian teams to have reached the final without being victorious.
Chelsea's triumph on Saturday means every European team to enter the Club World Cup have now won the trophy at least once.
Corinthians, who defeated the Blues in 2012, were the last non-European team to win it. Liverpool and Manchester United are the other triumphant English teams.
Chelsea took the lead in Abu Dhabi thanks to Romelu Lukaku's second half header, but a Raphael Veiga penalty ensured Saturday's final went into extra time.
Thomas Tuchel's side got the winner thanks Kai Havertz's 117th-minute penalty, with the German describing the victory as an "incredible feeling".
"It's amazing," Havertz told Chelsea's website after the game. "From champions of Europe to champions of the world. It sounds better!
"We did so much to be here and to win this game. It’s an incredible feeling... I don't know what to say. I dreamed of this as a kid, an amazing feeling for me.
"I'm thankful for everyone that brought me here, my family, my girlfriend. The UCL final, now this – it is all for them."
Despite the defeat, Palmeiras manager Abel Ferreira is proud of his players' efforts.
"I will ban my players from not celebrating second place... if you don't, you'll have to deal with me," Ferreira told the club's website.
"I'm proud of what we did. We played a very good team game, as I see football, as I see our team.
"To congratulate the opponent because he was better in the statistics, but I cannot fail to appreciate what we did here. I'm very proud of my players."
