Quaretback Mark Sanchez of the New York Jets speaks with the Referee during play against the Indianapolis Colts at Lucas Oil Stadium on December 27,...
National Football League referee Jerry Markbreit signals as defensive linemen Donald Evans and Gerald Williams of the Pittsburgh Steelers look on...
Quarterback Tony Romo of the Dallas Cowboys talks to the referee while laying on the ground during the game against the Philadelphia Eagles on...
Jay Cutler of the Chicago Bears talks to field judge Buddy Horton during a time-out in a game against the Green Bay Packers at Soldier Field on...
Jay Cutler of the Chicago Bears talks to field judge Buddy Horton during a time-out in a game against the Green Bay Packers at Soldier Field on...
Jay Cutler of the Chicago Bears talks to field judge Buddy Horton during a time-out in a game against the Green Bay Packers at Soldier Field on...
Safety Brandon Meriweather of the New England Patriots talks with back judge Perry Paganalli after a personal foul was called on safety James Sanders...
Quarterback Tom Brady of the New England Patriots talks with referee John Parry prior to the game against the Houston Texans at Reliant Stadium on...
Quarterback Tom Brady of the New England Patriots talks with referee John Parry prior to the game against the Houston Texans at Reliant Stadium on...
Referee Greg Burks sets for the coin toss before the Northwestern Wildcats play against the Auburn Tigers in the Outback Bowl January 1, 2010 at...
Head coach Chip Kelly of the Oregon Ducks speaks with a referee during the game against the Ohio State Buckeyes at the 96th Rose Bowl game on January...
Referee Brian O'Cain tries to fix a loose area of grass in the first half of the 2010 Capital One Bowl between the Penn State Nittany Lions and LSU...
Quarterback Steve Young of the Tampa Bay Buccaneers disputes a call with an umpire in a NFL game against the Minnesota Vikings at Tampa Stadium on...
Head Coach Bill Belichick of the New England Patriots talks with referee Jim Mello during a game against the Baltimore Ravens at Gillette Stadium on...
Head Coach Bill Belichick of the New England Patriots looks on with referee Jim Mello against the Baltimore Ravens at Gillette Stadium on October 4,...
Head Coach Bill Belichick of the New England Patriots talks with referee Jim Mello during a game against the Baltimore Ravens at Gillette Stadium on...
The referee shows the coin to linebacker Tracy White, cornerback Asante Samuel and wide receiver Jeremy Maclin of the Philadelphia Eagles during the...
Referee Gene Steratore and quarterback Derek Anderson of the Cleveland Browns talk before a game against the Kansas City Chiefs at Arrowhead Stadium...
Head Coach Todd Haley of the Kansas City Chiefs talks to a referee during a game against the Cleveland Browns at Arrowhead Stadium on December 20,...
Referee Walt Coleman breaks up a scrap between Matt Hasselbeck of the Seattle Seahawks and Nick Barnett of the Green Bay Packers during an NFL game...
Referee Walt Coleman breaks up a scrap between Matt Hasselbeck of the Seattle Seahawks and Nick Barnett of the Green Bay Packers during an NFL game...
Referee Walt Coleman breaks up a scrap between Matt Hasselbeck of the Seattle Seahawks and Nick Barnett of the Green Bay Packers during an NFL game...
Referee Walt Coleman breaks up a scrap between Matt Hasselbeck of the Seattle Seahawks and Nick Barnett of the Green Bay Packers during an NFL game...
Matt Hasselbeck of the Seattle Seahawks complains to a referee after being sacked by Brandon Chillar of the Green Bay Packers at Lambeau Field on...
Referee Walt Coleman breaks up an altercation between Nick Barnett of the Green Bay Packers and Matt Hesselbeck of the Seattle Seahawks at Lambeau...
National Football League side judge Merrill Douglas talks to defensive lineman Keith Willis of the Pittsburgh Steelers during a game at Three Rivers...
National Football League umpire Carl Paganelli stands near the football as the defense of the Pittsburgh Steelers huddles during a game against the...
National Football League referee Jerome Boger looks on from the field during a game between the Oakland Raiders and Pittsburgh Steelers at Heinz...
National Football League referee Jerome Boger records information during a game between the Oakland Raiders and Pittsburgh Steelers at Heinz Field on...
National Football League referee Jerome Boger signals during a game between the Oakland Raiders and Pittsburgh Steelers at Heinz Field on December 6,...
National Football League referee Jerome Boger records information during a game between the Oakland Raiders and Pittsburgh Steelers at Heinz Field on...
National Football League referee Jerome Boger looks on from the field during a game between the Oakland Raiders and Pittsburgh Steelers at Heinz...
National Football League umpire Carl Paganelli looks on from the field during a game between the Oakland Raiders and Pittsburgh Steelers at Heinz...
National Football League officials, including referee Jerome Boger umpire Carl Paganelli, head linesman John Schleyer, line judge Gary Arthur, field...
National Football League officials, including referee Jerome Boger umpire Carl Paganelli, head linesman John Schleyer, line judge Gary Arthur, field...
Penn State WR Mac Hippenhammer checks in with a referee during the Spring Football Game on April 21, 2018 at Beaver Stadium in University Park, PA.
Ben Roethlisberger of the Pittsburgh Steelers argues a call with back judge Perry Paganelli during the game against the Green Bay Packers on December...
Head coach Eric Mangini of the Cleveland Browns appeals to a referee after a controversial call during the game against the Kansas City Chiefs on...
Back judge Shawn Hochuli officiates a football game between Iowa State University and the University of Missouri in Ames, Iowa, U.S., on Saturday,...
Head Coach Todd Haley of the Kansas City Chiefs yells at a referee to watch the replay during a game against the Buffalo Bills at Arrowhead Stadium...
Referees huddle during the Arizona Wildcats spring football game on April 14 at Arizona Stadium in Tucson, AZ.
Indiana Hoosier running back Ahrod Lloyd cuts around the umpire during the Indiana Hoosiers Spring football game on April 14, 2018 at Memorial...
Arizona State Sun Devils wide receiver N'Keal Harry looks to the referee during the Arizona State Sun Devils spring football game on April 13, 2018...
caucasian woman team member arguing with a referee while playing non-contact flag football. - 美式足球裁判 個照片及圖片檔
Referee Jeff Triplette looks on during the NFL game between the Denver Broncos and the Kansas City Chiefs on December 6, 2009 at Arrowhead Stadium in...
Head coach Bo Pelini of the Nebraska Cornhuskers yells at the referees during the third quarter of the game the Texas Longhorns at Cowboys Stadium on...
Eli Manning of the New York Giants talks with teammate Ahmad Bradshaw while playing against the Philadelphia Eagles at Giants Stadium on December 13,...
Head coach Mike Singletary of the San Francisco 49ers talks with the referees before throwing his second and last red challenge flag of the first...
Referee Tony Corrente looks on during the NFL game between the New York Giants and the Denver Broncos at Invesco Field at Mile High on November 26,...
National Football League referee Terry McAulay signals during a game between the Cincinnati Bengals and Pittsburgh Steelers at Heinz Field on...
National Football League referee Terry McAulay looks on from the field as the Cincinnati Bengals offense huddles during a game against the Pittsburgh...
National Football League officials, including referee Terry McAulay, back judge Greg Steed, line judge Mark Steinkerchner and head lineman Tony...
National Football League referee Terry McAulay smiles during a game between the Cincinnati Bengals and Pittsburgh Steelers at Heinz Field on November...
Head coach Tom Coughlin of the New York Giants talks with field judge Scott Edwards about a play against the Philadelphia Eagles at Giants Stadium on...
Head coach John Harbaugh of the Baltimore Ravens talks with the referees about a call during the game against the Detroit Lions at M&T Bank Stadium...
Head Coach Todd Haley of the Kansas City Chiefs yells at a referee during NFL game action against the Buffalo Bills at Arrowhead Stadium on December...
Head Coach Todd Haley of the Kansas City Chiefs yells at a referee during NFL game action against the Buffalo Bills at Arrowhead Stadium on December...
Jay Cutler of the Chicago Bears complains to umpire Steve Wilson that he was grabbed by the facemask by Johnny Jolly of the Green Bay Packers at...
Matt Cassel of the Kansas City Chiefs talks with a referee during a game against the Denver Broncos on December 6, 2009 in Kansas City, Missouri. The...
