Juventus fan walk past an ambulance in San Carlo's square at the end of the Champions League final soccer match between Juventus and Real Madrid, in Turin, Italy, Saturday, June 3, 2017. Juventus fans watching the Champions League final rushed out of a Turin piazza in panic Saturday after witnesses reported hearing a loud sound. (Alessandro Di Marco/ANSA via AP)
Juventus fan leave San Carlo's square at the end of the Champions League final soccer match between Juventus and Real Madrid, in Turin, Italy, Saturday, June 3, 2017. Juventus fans watching the Champions League final rushed out of a Turin piazza in panic Saturday after witnesses reported hearing a loud sound. (Alessandro Di Marco/ANSA via AP)
Juventus fans stand near a Carabinieri car, Italian paramilitary police, as they leave San Carlo's square at the end of the Champions League final soccer match between Juventus and Real Madrid, in Turin, Italy, Saturday, June 3, 2017. Juventus fans watching the Champions League final rushed out of a Turin piazza in panic Saturday after witnesses reported hearing a loud sound. (Alessandro Di Marco/ANSA via AP)
10ThingstoSeeSports - Real Madrid's Marcelo, center right, and goalkeeper Iker Casillas celebrate during the Champions League final soccer match against Atletico Madrid at the Luz stadium in Lisbon, Portugal, Saturday, May 24, 2014. (AP Photo/Daniel Ochoa de Olza, File)
Atletico's Raul Garcia, left, gets the yellow card by referee Bjorn Kuipers during the Champions League final soccer match between Atletico Madrid and Real Madrid in Lisbon, Portugal, Saturday, May 24, 2014. (AP Photo/Paulo Duarte)
Real's Sergio Ramos, centre is given a yellow card by referee Bjorn Kuipers, during the Champions League final soccer match between Atletico de Madrid and Real Madrid, at the Luz stadium, in Lisbon, Portugal, Saturday, May 24, 2014. (AP Photo/Daniel Ochoa de Olza)
Real's Xabi Alonso drinks as he walks on the pitch ahead of the Champions League final soccer match between Atletico Madrid and Real Madrid in Lisbon, Portugal, Saturday, May 24, 2014. (AP Photo/Paulo Duarte)
Atletico's coach Diego Simeone, centre, talks with referee Bjorn Kuipers, during the Champions League final soccer match between Atletico Madrid and Real Madrid in Lisbon, Portugal, Saturday, May 24, 2014. (AP Photo/Andres Kudacki)
Real's Cristiano Ronaldo covers his face after winning the Champions League final soccer match between Atletico Madrid and Real Madrid in Lisbon, Portugal, Saturday, May 24, 2014. (AP Photo/Paulo Duarte)
Real's coach Carlo Ancelotti, gestures, during the Champions League final soccer match between Atletico Madrid and Real Madrid in Lisbon, Portugal, Saturday, May 24, 2014. (AP Photo/Andres Kudacki)
Real Madrid's coach Carlo Ancelotti lifts the Champion League trophy during celebrations at the Santiago Bernabeu stadium, in Madrid, Spain, Sunday, May 25, 2014, after the team won the Champions League final soccer match in Lisbon, Portugal by beating Atletico Madrid. (AP Photo/Gabriel Pecot)
Real Madrid's Gareth Bale lifts the trophy during celebrations at the Santiago Bernabeu stadium, in Madrid, Spain, Sunday, May 25, 2014, after the team won the Champions League final soccer match in Lisbon, Portugal by beating Atletico Madrid. (AP Photo/Gabriel Pecot)
Real Madrid players are covered in confetti as they hold the Champion League trophy at the end of the Champions League final soccer match between Atletico de Madrid and Real Madrid in Lisbon, Portugal, Saturday, May 24, 2014. (AP Photo/Daniel Ochoa de Olza)
Real Madrid fans celebrate after their team won the Champions League final soccer match, taking place in Portugal, in Madrid, Spain, Saturday, May 24, 2014. (AP Photo/Gabriel Pecot)
Real Madrid's Sergio Ramos lifts the trophy next to the Cibeles statue in Madrid, Spain, Sunday, May 25, 2014, after the team won the Champions League final soccer match in Lisbon by beating Atletico Madrid. (AP Photo/Paul White)
Real Madrid's coach Carlo Ancelotti shows the trophy to the fans in Madrid, Spain, Sunday, May 25, 2014, after the team won the Champions League final soccer match in Lisbon, Portugal by beating Atletico Madrid. (AP Photo/Paul White)