Chael Sonnen: Evan Tanner was 'irresponsible' and 'didn't act like an adult' (Video)

The former UFC middleweight number one contender describes his relationship with the late Evan Tanner in the upcoming documentary "Once I Was A Champion."

While the forums have been calling for Sonnen's head since this clip was released, do you think he was being disrespectful towards the fallen fighter? Or just giving an honest account of what it was like dealing with the eccentric Tanner -- who was known for his unique and sometimes erratic behavior?