Bill Belichick: Photos from 50 years in the NFL

New England Patriots head coach Bill Belichick reacts as the Patriots beat the Philadelphia Eagles 24-21 in Super Bowl XXXIX in Jacksonville, Fla., on Sunday, Feb. 6, 2005. (AP Photo/Amy Sancetta)

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New England Patriots fans hold a banner of head coach Bill Belichick before the start of the game against the Atlanta Falcons at Gillette Stadium.

New England Patriots head coach Bill Belichick approaches the podium before taking questions from members of the media at NFL football training camp, Wednesday, July 26, 2017, in Foxborough, Mass. (AP Photo/Steven Senne)

Nov 5, 2023; Foxborough, Massachusetts, USA; New England Patriots head coach Bill Belichick argues with down judge David Oliver during the second half against the Washington Commanders at Gillette Stadium. Mandatory Credit: Bob DeChiara-USA TODAY Sports

Oct 24, 2022; Foxborough, Massachusetts, USA; New England Patriots head coach Bill Belichick reacts before a game against the Chicago Bears at Gillette Stadium. Mandatory Credit: Paul Rutherford-USA TODAY Sports

Oct 6, 2019; Landover, MD, USA; New England Patriots head coach Bill Belichick (L) shakes hands with Washington Redskins head coach Jay Gruden (R) after their game at FedExField. Mandatory Credit: Geoff Burke-USA TODAY Sports

Sep 10, 2023; Foxborough, Massachusetts, USA; New England Patriots head coach Bill Belichick watches game action during the second half against the Philadelphia Eagles at Gillette Stadium. Mandatory Credit: Eric Canha-USA TODAY Sports

(Photo by Adam Glanzman/Getty Images)

FOXBOROUGH, MASSACHUSETTS - SEPTEMBER 17: Marcus Jones #25 of the New England Patriots is helped off the field by Head coach Bill Belichick and medical staff after being injured during the first half against the Miami Dolphins at Gillette Stadium on September 17, 2023 in Foxborough, Massachusetts. (Photo by Maddie Meyer/Getty Images)

Oct 30, 2022; East Rutherford,NJ, USA; New England Patriots head coach Bill Belichick looks on in the first half against the New York Jets at MetLife Stadium. Mandatory Credit: Robert Deutsch-USA TODAY Sports

Oct 22, 2023; Foxborough, Massachusetts, USA; New England Patriots head coach Bill Belichick during the first half against the Buffalo Bills at Gillette Stadium. Mandatory Credit: Bob DeChiara-USA TODAY Sports

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Oct 15, 2023; Paradise, Nevada, USA; Las Vegas Raiders head coach Josh McDaniels hugs New England Patriots head coach Bill Belichick at the end of the game at Allegiant Stadium. Mandatory Credit: Candice Ward-USA TODAY Sports

2015: Jon Bon Jovi and Bill Belichick talk before the game on the sidelines as the New England Patriots meet the Kansas City Chiefs in an AFC divisional playoff at Gillette Stadium.

Sep 24, 2023; East Rutherford, New Jersey, USA; New England Patriots head coach Bill Belichick at MetLife Stadium. Mandatory Credit: Robert Deutsch-USA TODAY Sports

Mar 20, 2019; Athens, GA, USA; Georgia Bulldogs head coach Kirby Smart (left) and New England Patriots head coach Bill Belichick watch the workout during Pro Day at the UGA Practice Facility. Mandatory Credit: Dale Zanine-USA TODAY Sports

New England Patriots head coach Bill Belichick, left, Houston Texans defensive coordinator Mike Vrabel, center, and Philadelphia Eagles defensive coordinator Jim Schwartz talk during Florida's Pro Day in Gainesville, Fla., Tuesday, March 28, 2017. (AP Photo/Phelan M. Ebenhack)

New England Patriots head coach Bill Belichick argues with officials after a call during the fourth quarter of an NFL football game against the Miami Dolphins, Sunday, Sept. 17, 2023, in Foxborough, Mass.

New England Patriots head coach Bill Belichick, right, talks to his son Steve Belichick on the field, before the NFL Super Bowl 52 football game against the Philadelphia Eagles, Sunday, Feb. 4, 2018, in Minneapolis. (AP Photo/Chris O'Meara)

Head coach Bill Belichick of the New England Patriots keeps an eye on his team against the Tennessee Titans in the AFC divisional playoffs Jan. 10, 2004 at Gillette Stadium in Foxboro, Mass. The Patriots won 17-14.

New England Patriots head coach Bill Belichick and girlfriend Linda Holliday arrive on the red carpet ahead of the Derby.

Head Coach Bill Belichick of the New England Patriots looks on from the sidelines during their game against the Tennessee Titans at the Coliseum on Dec. 16, 2002 in Nashville. The Titans won 37-24.

New England Patriots head coach Bill Belichick shares a laugh after a joint training camp practice against the Tennessee Titans at Saint Thomas Sports Park Wednesday, Aug. 14, 2019 in Nashville, Tenn.

New England Patriots head coach Bill Belichick walks the sideline during the first half of an NFL football game against the Buffalo Bills in Orchard Park, N.Y., Monday, Dec. 6, 2021. (AP Photo/Adrian Kraus) ORG XMIT: NYGP126

New England Patriots head coach Bill Belichick is doused by sports drink after NFL Super Bowl XLIX football game against the Seattle Seahawks Sunday, Feb. 1, 2015, in Glendale, Ariz. The Patriots won 28-24. (AP Photo/Matt Slocum)

Bill Belichick, far right, during a Birmingham Detroit Country Day lacrosse practice in the 1970s.

New England Patriots head coach Bill Belichick waves to fans during the Super Bowl LIII championship parade.

Safety Patrick Chung (23) lifts the Vince Lombardi trophy as head coach Bill Belichick talks with CBS host Jim Nance, left, after Patriots beat the Rams 13-3 in Super Bowl LIII.

Head coach Bill Belichick of the New England Patriots looks on from the side line just before the opening kick-off against the Los Angeles Chargers at SoFi Stadium on December 06, 2020 in Inglewood, California. (Harry How/Getty Images/TNS) ORG XMIT: 2973873W

New England Patriots quarterback Tom Brady (12) celebrates with head coach Bill Belichick (R) after clinching the AFC East title with a 41-13 win over the Miami Dolphins at Gillette Stadium.

Sep 21, 2014; Foxborough, MA, USA; New England Patriots quarterback Tom Brady (12) talks with New England Patriots head coach Bill Belichick and offensive coordinator Josh McDaniels during the second quarter against the Oakland Raiders at Gillette Stadium. Mandatory Credit: Winslow Townson-USA TODAY Sports

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New England Patriots head coach Bill Belichick watches on the field during an NFL football organized team activity in Foxborough, Mass., Thursday, June 5, 2014. (AP Photo/Michael Dwyer)

US President Barack Obama poses with Patriots coach Bill Belichick (L) and owner Robert Kraft (R) during an event honoring Super Bowl champion, the New England Patriots, on April 23, 2015 on the South Lawn of the White House in Washington, DC. AFP PHOTO/MANDEL NGANMANDEL NGAN/AFP/Getty Images ORG XMIT: 549055089 ORIG FILE ID: 540030597

New England Patriots coach Bill Belichick sits courtside with his girlfriend, Linda Holliday, during the first quarter of Game 5 of a second-round NBA basketball playoff series between the Boston Celtics and the Washington Wizards in Boston, Wednesday, May 10, 2017.

New England Patriots quarterback Tom Brady, left, holds the AFC Championship trophy as he celebrates with head coach Bill Belichick after the AFC championship NFL football game, Sunday, Jan. 22, 2017, in Foxborough, Mass. The Patriots defeated the the Pittsburgh Steelers 36-17 to advance to the Super Bowl. (AP Photo/Matt Slocum) ORG XMIT: FBO247

New England Patriots NFL football head coach Bill Belichick, second from right, speaks to race fans after race eight, ahead of the the running of the 142nd Preakness Stakes horse race at Pimlico race course, Saturday, May 20, 2017, in Baltimore.

New England Bill Belichick and Arizona Bruce Arians meet after the Patriots defeated the Cardinals 23-21 on Sep. 11, 2016 in Glendale.

FILE - In this Feb. 5, 2017, file photo, New England Patriots head coach Bill Belichick, left, congratulates James Develin after their team defeated the Atlanta Falcons in overtime at the NFL Super Bowl 51 football game in Houston. The Falcons and Patriots have lived in two different realities since their Super Bowl matchup in February. New England has savored the memories of how it turned a 25-point second-half deficit into largest comeback victory in Super Bowl history. Meanwhile, Atlanta has had to live through a constant stream of internet memes and endless jokes about the seemingly insurmountable lead it let slip away. (AP Photo/Matt Slocum, File)

Jets defensive coordinator Bill Belichick, center, talks with linebacker Bryan Cox as head coach Bill Parcells stands in the background during a 1999 game against the Colts at Giants Stadium. Belichick quit as head coach of the Jets on Jan. 4, 2000, one day after being elevated to the job when Parcells resigned.

New England Patriots head coach Bill Belichick speaks to reporters before NFL football practice Wednesday, Nov. 15, 2017, on the campus of the Air Force Academy in Air Force Academy, Colo. The Patriots are practicing at Air Force, which is located at an elevation of 7,200 feet, to prepare to face the Oakland Raiders during an NFL football game Sunday in Mexico City, which sits at an elevation of almost 7,400 feet above sea level. (AP Photo/David Zalubowski)

Dec 24, 2017; Foxborough, MA, USA; New England Patriots head coach Bill Belichick waves to the crowd after defeating the Buffalo Bills at Gillette Stadium. Mandatory Credit: David Butler II-USA TODAY Sports

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Patriots owner Robert Kraft (right) with coach Bill Belichick.

New England Patriots head coach Bill Belichick is doused after the Patriots beat the Philadelphia Eagles 24-21 in Super Bowl XXXIX on Sunday, Feb. 6, 2005, at Alltel Stadium in Jacksonville, Fla. At right is Belichick's father, Steve. (AP Photo/David J. Phillip)

New England Patriots head coach Bill Belichick holds up the Vince Lombardi Trophy as he celebrates after the Patriots defeated the Seattle Seahawks 28-24 in NFL Super Bowl XLIX on Feb. 1, 2015, in Glendale, Ariz.

New England Patriots head coach Bill Belichick reacts on the sidelines during second quarter play against the Philadelphia Eagles at Super Bowl XXXIX at Alltel Stadium in Jacksonville, Fla., on Sunday, Feb. 6, 2005. (AP Photo/Amy Sancetta)

New England Patriots coach Bill Belichick raises the Vince Lombardi Trophy after his team beat the Philadelphia Eagles, 24-21, in Super Bowl XXXIX in Jacksonville, Fla., Sunday, Feb. 6, 2005. (AP Photo/Stephan Savoia)

PEBBLE BEACH, CA - FEBRUARY 07: New England Patriots quarterback Tom Brady hits a tee shot on the 13th hole as New England Patriots head coach Bill Belichick looks on during the second round of the AT&T Pebble Beach National Pro-Am at the Monterey Peninsula Country Club on February 7, 2014 in Pebble Beach, California. (Photo by Jeff Gross/Getty Images)

Patriots Coach Bill Belichick presents the Coach of the Year awards.

New England Patriots including head coach Bill Belichick, left, quarterback Cam (1) and defensive back Terrence Brooks (25) stand during the singing of "Lift Every Voice and Sing" before an NFL football game against the Miami Dolphins, Sunday, Sept. 13, 2020, in Foxboro, Mass.

New England coach Bill Belichick answers questions during a news conference Friday with the Lombardi Trophy on display. The Patriots are trying to win their third Super Bowl in four years tonight. AP photo

New England quarterback Tom Brady and coach Bill Belichick embrace after the Patriots beat Carolina, 32-29, Sunday night to win their second Super Bowl title in three years. AP Photo.

New England Patriots Bill Belichick yells instructions to his team from the sidelines during the first half of the AFC Championship NFL football game against the Baltimore Ravens Sunday, Jan. 22, 2012, in Foxborough, Mass. (AP Photo/Stephan Savoia)

Patriots' coach Bill Belichick on the field before kickoff at Super Bowl XLII in the University of Phoenix Stadium in Glendale on Feb. 3, 2008.

Eagles coach Chip Kelly, left, held joint practices with Bill Belichick's Patriots in 2013, too.

New England Patriots NFL football head coach Bill Belichick speaks at a press conference at a joint New England Patriots and Washington Redskins practice in Richmond, Va., Monday, Aug. 4, 2014. (AP Photo/Jay Paul)

New England Patriots head coach Bill Belichick, left, and Miami Dolphins head coach Joe Philbin shake hands after the Dolphins defeated the Patriots 33-20 in an NFL football game, Sunday, Sept. 7, 2014 in Miami Gardens, Fla. (AP Photo/Wilfredo Lee)

New England Patriots coach Bill Belichick watches warmups before the start of Super Bowl XLVI.

Jan 21, 2007; Indianapolis, IN, USA; New England Patriots head coach Bill Belichick on the sidelines with son Brian Belichick during the game against the Indianapolis Colts in the AFC Championship game at the RCA Dome. Mandatory Credit: Matthew Emmons-USA TODAY Sports

Bill Belichick spent 15 minutes Thursday morning trying to explain how the New England Patriots came to be investigated by the NFL for the possible deflation of footballs during Sunday's AFC Championship Game.

Patriots coach Bill Belichick, left, and his fiancee’, Linda Holliday, ran in the Country Music Half-Marathon in 2014.

New England Patriots head coach Bill Belichick, right, embraces team owner Robert Kraft during an NFL football send-off rally at City Hall in Boston Monday, Jan. 26, 2015. The Patriots play the Seattle Seahawks in Sunday's Super Bowl XLIX in Glendale, Ariz. (AP Photo/Charles Krupa)

Jan 26, 2015; Phoenix, AZ, USA; New England Patriots coach Bill Belichick (center) and Linda Holliday (right) during the team arrival at Sky Harbor Airport in preparation for Super Bowl XLIX against the Seattle Seahawks. Mandatory Credit: Kirby Lee-USA TODAY Sports

Patriots coach Bill Belichick (left) and Seahawks coach Pete Carroll chat before a 2012 game.

New England Patriots quarterback Tom Brady celebrates with head coach Bill Belichick after winning NFL Super Bowl XLIX football game against the Seattle Seahawks Sunday, Feb. 1, 2015, in Glendale, Ariz. The Patriots won 28-24. (AP Photo/Matt Slocum)