Video

Armstrong's Oprah interview could shake up cycling world

Lance Armstrong's highly-anticipated interview with Oprah Winfrey — in which he confesses to doping — is set to air Thursday, and some are suggesting that what the disgraced cyclist says could reveal who else knew about the doping scandal.
Adrienne Arsenault looks at Lance Armstrong's upcoming admission of guilt to Oprah Winfrey in a televised interview. 7:10

Lance Armstrong's highly-anticipated interview with Oprah Winfrey — in which he confesses to doping — is set to air Thursday.

Some are suggesting that what the disgraced cyclist discloses in the interview could also expose others who may have known about the doping scandal, dealing a heavy blow to the sport.

CBC's Adrienne Arsenault looks at the potential consequences of Armstrong's admission.