With thanks to team photographers and Getty Images, please enjoy photos that have officials in the frame. Note how the officials are carrying their electronic whistles (either tied to their belt loops or tied with a wrist lanyard).
From team photographers (click on a photo to begin gallery):
Adrian Hill (New England Patriots)
Alex Kemp and Greg Bradley (Detroit Lions)
Fred Bryan (Kansas City Chiefs)
David Meslow (Green Bay Packers)
Perry Paganelli ready to judge a field goal (Green Bay Packers).
Mike Carr (Green Bay Packers)
Tony Corrente (Dallas Cowboys)
Bill Vinovich (Green Bay Packers)
Michael Banks (Houston Texans)
Down judge Mike Carr and side judge Don Willard (Green Bay Packers).
Blakeman Crew (Kansas City Chiefs)
Fred Bryan (Kansas City Chiefs)
Dino Paganelli (New York Jets)
Perry Paganelli (Minnesota Vikings)
Todd Prukop and Tony Corrente conduct an old-fashioned coin toss (Dallas Cowboys).
Jeff Seeman (Green Bay Packers)
Tom Symonette (Indianapolis Colts)
Tom Hill (Seattle Seahawks)
Jimmy Russell (Las Vegas Raiders)
Brad Rogers (Washington)
Don Willard (Minnesota Vikings)
Matt Edwards (Detroit Lions)
Ron Torbert (Baltimore Ravens)
Umpire Paul King. Note his electronic whistle. It is strapped to his left wrist and he's carrying it in his hand. (New England Patriots)
Mark Hittner (Houston Texans)
Walt Coleman, IV (Washington)
Note Tony Michalek holding his electronic whistle that is strapped to his belt. (Green Bay Packers)
Tony Michalek (Green Bay Packers)
David Meslow (Green Bay Packers)
Rick Patterson (Las Vegas Raiders)
Bill Vinovich (Green Bay Packers)
Shawn Smith (Buffalo Bills)
Dan Ferrell (Los Angeles Rams)
Jeff Seeman (Green Bay Packers)
From Getty Images:
Referee Adrian Hill
Officials Ron Torbert and James Coleman kneel during the National Anthem. Down Judge Jim Mello is in the background.
Line judge Mark Perlman
Referee Ron Torbert
Down judge Derek Bowers
Referee Shawn Hochuli
Referee Jerome Boger and down judge Julian Mapp.
Side judge Jonah Monroe
Down judge Sarah Thomas
Umpire Ramon George. Note the electronic whistle tied to his belt.
