Germany's Mario Goetze (C) celebrates with teammates after scoring against Argentina during extra time in their 2014 World Cup final at the Maracana stadium in Rio de Janeiro July 13, 2014.
Germany's Mario Goetze celebrates after scoring the opening goal during the World Cup final soccer match between Germany and Argentina at the Maracana Stadium in Rio de Janeiro, Brazil, Sunday, July 13, 2014. (AP Photo/Victor R. Caivano)
Argentina's Lionel Messi, left, and Javier Mascherano walk during a training session in Vespesiano, near Belo Horizonte, Brazil, Thursday, July 10, 2014. On Sunday, Argentina faces Germany for the World Cup final soccer match in Rio de Janeiro. (AP Photo/