A banner with the Olympic logo for the Rio 2016 Olympic Games seen at the Olympic Tennis Centre of the Olympic Park in Rio de Janeiro, Brazil, on December 11, 2015. AFP PHOTO / YASUYOSHI CHIBA / AFP / YASUYOSHI CHIBA (Photo credit should read YASUYOSHI CHIBA/AFP/Getty Images)

A banner with the Olympic logo for the Rio 2016 Olympic Games seen at the Olympic Tennis Centre of the Olympic Park in Rio de Janeiro, Brazil, on December 11, 2015.  AFP PHOTO / YASUYOSHI CHIBA / AFP / YASUYOSHI CHIBA        (Photo credit should read YASUYOSHI CHIBA/AFP/Getty Images)