SANTA CLARA, CA - FEBRUARY 07: A detail view of the logo on a referee uniform is seen prior to Super Bowl 50 at Levi's Stadium on February 7, 2016 in Santa Clara, California. (Photo by Patrick Smith/Getty Images)
SANTA CLARA, CA - FEBRUARY 07: A detail view of the logo on a referee uniform is seen prior to Super Bowl 50 at Levi's Stadium on February 7, 2016 in Santa Clara, California. (Photo by Patrick Smith/Getty Images)