Football League Referees Association (NFLRA) President Carl Paganelli sent a “seven-word” message and a $500,000 fine publicly criticizing head coach Sean McDermott for violating rules by repeatedly criticizing NFL referees, and Sean McDermott responded harshly.

In a season that is imploding, Bills coach Sean McDermott is running out of  scapegoats - The Boston Globe

Bills dealing with mystery illness ahead of Patriots showdown

Panthers-Bucs referee Carl Paganelli carted off after contact with Tampa  Bay player