Avatar Of Discontent Turns Out To Be Mets Fan
by Samer Kalaf from Deadspin > Sports News Without Fear, Favor or Compromise on (#32G3P)

The Yankees have adopted the thumbs-down as a tool of positive reinforcement, ever since an unhappy man in the stands gave the gesture to Todd Frazier's homer in last Monday's game against the Rays. As it happens, the fan responsible for the gesture loves the other team in New York.