‘Last Week Tonight’ tears into Olympic doping scandals

Last Week Tonight with John Oliver has tried very hard to stay ahead of news rather than respond to it, at least when it comes to the show's signature 20-minute investigative pieces. So we got Oliver going in depth on the Brexit on last week's show, which meant Oliver only had to devote a few minutes of last night's opening segment to covering the vote's aftermath. The meat of the episode went instead to another upcoming event: the Rio Olympics, and the myriad doping scandals associated with that mess. Enjoy: