With thanks to team photographers and Getty Images, enjoy photos of NFL officials on the field in Week 15.
From team photographers (click on a photo to start the gallery):
Barry Anderson (New York Giants)
Dino Paganelli (Carl Cheffers)
Brian Bolinger (Detroit Lions)
Rusty Baynes (Los Angeles Chargers)
Dino Paganelli (Los Angeles Chargers)
Mark Hittner (Los Angeles Chargers)
Alex Kemp (Houston Texans)
Bryan Neale (Los Angeles Chargers)
Jerome Boger (New York Giants)
Anthony Flemming (Detroit Lions)
Mark Pellis (New York Jets)
Jerry Bergman (Indianapolis Colts)
Keith Ferguson (Denver Broncos)
Ryan Dickson (New York Jets)
Shawn Smith (Kansas City Chiefs)
Mike Dolce (Dallas Cowboys)
Rich Hall (Houston Texans)
Paul King (Detroit Lions)
Jerome Boger (Dallas Cowboys)
Jeff Seeman (Indianapolis Colts)
From Getty Images:
