Former Olympian David Moorcroft Recalls Doping Controversies of Games Past

The practice of doping is believed to have been at its peak during the 1970s and 80s, and back then testing for drugs was less reliable.

Suspicions about top athletes were rampant— and a cloud remains over many of the performances of that period.

Host Aaron Schachter talks to David Moorcroft, former Olympic middle- and long-distance runner from Britain.