With thanks to team photographers and Getty Images, here are photos of NFL officials at work in Week 2.
From team photographers. Click on a photo to begin the gallery.
Jeff Seeman (Chicago Bears)
Brad Rogers (Dallas Cowboys)
Bryan Neale (Cleveland Browns)
Eugene Hall (Dallas Cowboys)
Jimmy Buchanan (Cleveland Browns)
Dino Paganelli (Cleveland Browns)
David Meslow (Chicago Bears)
Jim Quirk (Pittsburgh Steelers)
Keith Ferguson (Seattle Seahawks)
Carl Cheffers (Kansas City Chiefs)
Ruben Fowler (New England Patriots)
Dino Paganelli (Cleveland Browns)
Greg Wilson, Clay Renard and Patrick Turner (Los Angeles Chargers)
Rich Hall (Los Angeles Chargers)
Mark Hittner (Detroit Lions)
Paul King (Pittsburgh Steelers)
Adrian Hill, Paul King and Keith Washington (Pittsburgh Steelers)
Greg Wilson (Kansas City Chiefs)
Ed Camp (Pittsburgh Steelers)
Clete Blakeman (Green Bay Packers)
Brad Allen and Bruce Stritesky (Los Angeles Rams)
Craig Wrolstad (Seattle Seahawks)
Brad Allen (Los Angeles Rams)
Nate Jones (Atlanta Falcons)
Michael Banks and Scott Helverson (Detroit Lions)
Nate Jones and Walt Coleman, IV (Dallas Cowboys)
From Getty Images:
Brad Allen crew
Tony Corrente
Tony Josslyn:
Tom Symonette
Don Willard