October 6, 2016: Head coach Bruce Arians of the Arizona Cardinals argues with side judge Scott Novak (1) during the first half of the regular season NFL game between the Arizona Cardinals and the San Francisco 49ers at Levi's Stadium in Santa Clara, CA. Final score: 49ers - 21, Cardinals - 33. (Photo by Allan Hamilton/ Icon Sportswire)
OAKLAND, CA - OCTOBER 09: The officials confer after a play in the endzone during the NFL game between the Oakland Raiders and the San Diego Chargers at Oakland-Alameda County Coliseum on October 9, 2016 in Oakland, California. (Photo by Thearon W. Henderson/Getty Images)
INDIANAPOLIS, IN - OCTOBER 09: John Fox, head coach of the Chicago Bears, speaks to a referee on the sidelines during the game against the Indianapolis Colts at Lucas Oil Stadium on October 9, 2016 in Indianapolis, Indiana. (Photo by Michael Hickey/Getty Images)
ARLINGTON, TX - OCTOBER 09: Head coach Jason Garrett of the Dallas Cowboys pleads with a line judge during the second quarter against the Cincinnati Bengals at AT&T Stadium on October 9, 2016 in Arlington, Texas. (Photo by Wesley Hitt/Getty Images)
CHARLOTTE, NC - OCTOBER 10: Head coach Ron Rivera of the Carolina Panthers discusses a call with the referees in the 2nd quarter during their game against the Tampa Bay Buccaneers at Bank of America Stadium on October 10, 2016 in Charlotte, North Carolina. (Photo by Streeter Lecka/Getty Images)
