The Kansas City Chiefs are no strangers to controversy, but this weekend, the buzz wasn't about their performance on the field—it was about perceived favoritism by NFL referees. NFL insider Adam Schefter found himself at the center of the drama after posting a series of tweets that appeared to question the officiating surrounding Chiefs quarterback Patrick Mahomes.

Kansas City Chiefs quarterback Patrick Mahomes has been the center of attention heading into Sunday's AFC championship game showdown with the Buffalo Bills not only because of his level of play and his chase for NFL history, but also because some of the calls he has gotten from refs in big playoff games.