Who is popular today?

Watch Thiago Santos and Jamahal Hill make weight for their light heavyweight main event at UFC on ESPN 40 in Las Vegas.      Related StoriesUFC on ESPN 40 video: Jamahal Hill, Thiago Santos make weight for light heavyweight clash - EnclosureCain Velasquez pleads not guilty to charges, including attempted murder; pre-trial hearing setVideo: Is it disrespectful for UFC to set up in-cage faceoffs?