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Even in ancient Greece, bribes and corruption were part of the deal.
The games may be shining a light on a clean water crisis, but the problems don't end when the Olympics are over.
Olympic gymnast Sam Mikulak talks toys, toothbrushes and competition.
The event has been plagued by infrastructure, and health and safety issues. So, who is spending money where?
Golfers cite Zika for not going to Rio, but money and prestige are also at play
YouTube hopes millions of fans will follow them online to Rio.
Brazil should send Russia 'a big thank you card' for refocusing negative attention, one expert says.
But homes and a farming village in the way will be wiped off the map to make room.
The country's economy is in a different place this time around.
Rio de Janeiro has changed since it agreed to host the Olympics.