VIDEO: Anderson Silva learns of failed drug test in 'TUF: Brazil 4' teaser
In the latest teaser for "The Ultimate Fighter: Brazil 4," Anderson Silva learns of his failed drug test following a bout with Nick Diaz at UFC 183.
Silva was subsequently dismissed from his coaching duties on the show and replaced by his longtime mentor, Antonio Rodrigo Nogueira.
- With h/t to MMAFighting.com