Tampa Bay Buccaneers' head coach Dirk Koetter leaves the field at the end of the of the Buccaneers-Arizona Cardinals game at University of Phoenix Stadium in Glendale, Arizona, September 18, 2016. The Cardinals defeated the Buccaneers 40-7. Photo by Art Foxall/UPI
Head coach Bill Belichick of the New England Patriots reacts on the sidelines during the third quarter of the NFL game against the Arizona Cardinals at the University of Phoenix Stadium on September 11, 2016 in Glendale, Arizona. The Patriots defeated the Cardinals 23-21.