15 Olympic athletes who have been caught cheating

Underhand tactics have been the hot topic at this year's Olympic Games after several Russian teams, including its weightlifters, were banned from competing in the wake of a widespread doping scandal.

But cheating is nothing new in the Olympics.

Below, we've listed some of the most memorable cheating scandals in the history of the Games.

From identity theft to drinking on the job, here are 15 athletes who have been caught cheating over the years: