Aleksandr Karelin was the greatest wrestler of all time and a huge favourite, but Rulon Gardner- a dairy farmer from Wyoming - was the surprise he could not .\r
\r
After a serious injury derailed his previous medal hopes, Colombia weightlifter Oscar Figueroa wouldnt give up, so he put in all on the mat with one final attempt .\r
\r
The most unusual moments from Olympic history are investigated once again to reveal the stranger side of the five rings.\r
\r
Running a marathon is hard enough, but doing it while struggling with numerous injuries made John Akhwari an Olympic Games legend in 1968. He said My .\r
\r