With thanks to team photographers and Getty Images, here are photos of NFL officials in action in Week 4. Click on a photo to begin the gallery.
A partially obscured Jerod Phillips and referee Clay Martin (Green Bay Packers)
Referee Brad Allen (Minnesota Vikings)
Derek Bowers and Scott Novak (Oakland Raiders)
Greg Bradley (Baltimore Ravens)
Brad Rogers (Los Angeles Rams)
Aaron Santi (Los Angeles Rams)
Referee Clay Martin (Green Bay Packers)
Walt Coleman IV (Oakland Raiders)
Umpire Bryan Neale (Seattle Seahawks)
Tony Michalek and Brad Rogers (Los Angeles Rams)
Derek Bowers (Oakland Raiders)
Fred Bryan (Green Bay Packers)
Mark Pellis (Dallas Cowboys)
Clay Martin and his crew (Green Bay Packers)
Clay Martin tosses the coin (Green Bay Packers)
Tony Michalek (Los Angeles Rams)
Nate Jones (Green Bay Packers)
Referee Brad Rogers (Los Angeles Rams)
Jim Mello (Minnesota Vikings)
Steve Zimmer (Minnesota Vikings)
Back judge Greg Steed (Los Angeles Rams)
Walt Anderson (Kansas City Chiefs)
Mike Weatherford (Oakland Raiders)
Byron Boston (Kansas City Chiefs)
Craig Wrolstad (New England Patriots)
From Getty Images:
