A worker walks past a set of Olympic rings in the Olympic Park ahead of the 2016 Summer Olympics, in Rio de Janeiro.
A worker walks past a set of Olympic rings in the Olympic Park ahead of the 2016 Summer Olympics, in Rio de Janeiro. Charlie Riedel The Associated Press
A worker walks past a set of Olympic rings in the Olympic Park ahead of the 2016 Summer Olympics, in Rio de Janeiro. Charlie Riedel The Associated Press