Atletico Madrid's Argentinian coach Diego Simeone (L) and Arsenal's Spanish manager Mikel Arteta look on before the UEFA Champions League secnd-leg semi-final football match between Arsenal and Atletico Madrid at the Emirates Stadium in north London on May 5, 2026. (Photo by Adrian Dennis / AFP via Getty Images)

Referee Daniel Siebert talks to Atletico Madrid's French striker #07 Antoine Griezmann during the UEFA Champions League second-leg semi-final football match between Arsenal and Atletico Madrid at the Emirates Stadium in north London on May 5, 2026. (Photo by Adrian Dennis / AFP via Getty Images)

Atletico Madrid's Slovenian goalkeeper #13 Jan Oblak crosses the ball during the UEFA Champions League second-leg semi-final football match between Arsenal and Atletico Madrid at the Emirates Stadium in north London on May 5, 2026. (Photo by Adrian Dennis / AFP via Getty Images)

Atletico Madrid's French striker #07 Antoine Griezmann battles for the ball with Arsenal's Belgian midfielder #19 Leandro Trossard during the UEFA Champions League second-leg semi-final football match between Arsenal and Atletico Madrid at the Emirates Stadium in north London on May 5, 2026. (Photo by Adrian Dennis / AFP via Getty Images)

Atletico Madrid's French striker #07 Antoine Griezmann battles for the ball with Arsenal's Belgian midfielder #19 Leandro Trossard and Atletico Madrid's Spanish defender #18 Marc Pubill (L) during the UEFA Champions League second-leg semi-final football match between Arsenal and Atletico Madrid at the Emirates Stadium in north London on May 5, 2026. (Photo by Adrian Dennis / AFP via Getty Images)

Referee Daniel Siebert talks to Atletico Madrid's French striker #07 Antoine Griezmann during the UEFA Champions League second-leg semi-final football match between Arsenal and Atletico Madrid at the Emirates Stadium in north London on May 5, 2026. (Photo by Adrian Dennis / AFP via Getty Images)

(FILES) Chelsea's Brazilian midfielder #41 Estevao smiles as he takes part in a team training session at the Chelsea training ground in Cobham, west of London on January 20, 2026, on the eve of their UEFA Champions League, league phase football match against Pafos. With the aim of recovering in time for the World Cup, Brazilian winger Estevao is undergoing rehabilitation at Palmeiras' training ground in Sao Paulo, under the supervision of Chelsea, a source at the Brazilian club told AFP on May 5, 2026. (Photo by Glyn KIRK / AFP via Getty Images)

Fans react before the UEFA Champions League second-leg semi-final football match between Arsenal and Atletico Madrid at the Emirates Stadium in north London on May 5, 2026. (Photo by Adrian DENNIS / AFP via Getty Images)