2016 Rio Olympics - Basketball - Semifinal - Men's Semifinal Spain v USA - Carioca Arena 1 - Rio de Janeiro, Brazil - 19/8/2016. Pau Gasol (ESP) of Spain talks with coach Mike Krzyzewski (USA) of the USA after the game. REUTERS/Shannon Stapleton

2016 Rio Olympics - Basketball - Semifinal - Men's Semifinal Spain v USA - Carioca Arena 1 - Rio de Janeiro, Brazil - 19/8/2016. Deandre Jordan (USA) of the USA is aided after being fouled. REUTERS/Mariana Bazo

2016 Rio Olympics - Basketball - Semifinal - Men's Semifinal Spain v USA - Carioca Arena 1 - Rio de Janeiro, Brazil - 19/8/2016. Sergio Llull (ESP) of Spain and Kevin Durant (USA) of the USA (R) compete. REUTERS/Mariana Bazo

2016 Rio Olympics - Basketball - Semifinal - Men's Semifinal Spain v USA - Carioca Arena 1 - Rio de Janeiro, Brazil - 19/8/2016. United States players celebrate their victory over Spain. REUTERS/Mariana Bazo

2016 Rio Olympics - Basketball - Semifinal - Men's Semifinal Spain v USA - Carioca Arena 1 - Rio de Janeiro, Brazil - 19/8/2016. Deandre Jordan (USA) of the USA dunks. REUTERS/Ezra Shaw/Pool

2016 Rio Olympics - Basketball - Semifinal - Men's Semifinal Spain v USA - Carioca Arena 1 - Rio de Janeiro, Brazil - 19/8/2016. Sergio Llull (ESP) of Spain and Kevin Durant (USA) of the USA (R) compete. REUTERS/Mariana Bazo

2016 Rio Olympics - Basketball - Semifinal - Men's Semifinal Spain v USA - Carioca Arena 1 - Rio de Janeiro, Brazil - 19/8/2016. Pau Gasol (ESP) of Spain, Rudy Fernandez (ESP) of Spain and Felipe Reyes (ESP) of Spain sit on bench in the fourth quarter. REUTERS/Jim Young

U.S. Olympic swimmers Gunnar Bentz and Jack Conger walk inside the airport police station office at Rio's international airport in this still frame taken from video dated August 17, 2016, in Rio De Janeiro, Brazil. GLOBO TV/via REUTERS TV