Professional Football

LaDainian Tomlinson announces his retirement from professional football
Jonathan Vilma of the New Orleans Saints calls a defensive play in 2011
LaDainian Tomlinson
Chad Ochocinco
Head coach Tom Coughlin of the New York Giants poses with the Vince Lombardi Trophy
A master complaint unifying more than 80 lawsuits by over 2,000 National Football League players was filed Thursday
Referees pose for a photo in 2011
"I'm just happy, I'm happy all that's over with," Osi Umenyiora said of the tense negotiations
The Super Bowl champion New York Giants have agreed to a restructured contract with key defensive end Osi Umenyiora
Minnesota Vikings cornerback Asher Allen has played in 37 NFL games, 21 as a starter for the Vikings
The 2012 Pro Bowl will be the 33rd staged at Honolulu's Aloha Stadium
NFL Players Association Executive Director DeMaurice Smith
Fred Jackson of the Buffalo Bills celebrates after defeating the Washington Redskins 23-0 in Toronto, Ontario in 2011
NFL competition committee chairman Rich McKay
Fans of the Washington Redskins cheer during a 2010 game
Family and friends said goodbye to former NFL linebacker Junior Seau, shown in 2007
Vince Young will serve as the backup to Buffalo Bills quarterback Ryan Fitzpatrick
Jessica Simpson
P&G said net profit fell 16 percent from the year-ago quarter to $2.4 billion
Luck and Griffin were the first pair of quarterbacks to be taken one and two overall since 1999

NFL owners alter rules for head safety and fumbles

National Football League players will be penalized for using the crown of their helmet against defenders and quarterbacks figure to fumble more often under rule changes adopted Wednesday.
 

Hasselbeck joins Colts as backup to Luck

Matt Hasselbeck signed a free agent deal with the Indianapolis Colts on Tuesday, a day after the 14-season National Football League quarterback was released by the Tennessee Titans.
 

Suspect concussion? Leave game, say US guidelines

Any athlete suspected of getting a concussion during sports should stop play, leave the game and not return until cleared by a licensed healthcare professional, according to new US guidelines out Monday.
 

NFL veteran Stallworth burned in hot-air balloon crash: report

National Football League free agent receiver Donte Stallworth suffered severe burns when a hot-air balloon containing him and his girlfriend struck power lines on Saturday, the Miami Herald reported.
 

Welker signs two-year deal with Broncos

Receiver Wes Welker, who is New England's all-time reception leader, has signed a two-year contract with the Denver Broncos.
 

Bills dump Fitzpatrick after woeful run

Ryan Fitzpatrick was released by the Buffalo Bills on Tuesday, 18 months after the National Football League team signed the quarterback to a six-year contract extension worth $59 million.
 

Gonzalez puts off retirement to stay with Falcons

Atlanta Falcons tight end Tony Gonzalez has changed his mind about retirement, saying Tuesday he will rejoin the NFL club after falling one game short of reaching last month's Super Bowl.
 

Vick's book signings canceled amid threats: report

Eagles quarterback Michael Vick has canceled several book signings due to threats of violence against him, Philadelphia-based TV station NBC10 reported.
 

No proof that helmets prevent concussion: experts

Helmets and mouthguards can prevent serious head and facial injuries, but there is no evidence they specifically stave off concussion, top authorities in sports medicine say.
 

New research program aims to combat brain injuries

The National Football League joined GE, a world leader in medical imaging, on Monday in launching a $60 million research program aimed at improving diagnosis and treatment of traumatic brain injuries.
 

Flacco inks record deal after Super Bowl win

Baltimore Ravens quarterback Joe Flacco signed the richest contract in National Football League history Monday, a six-year deal worth $120.6 million to stay with the Super Bowl champions.
 

Flacco agrees new Ravens contract

Super Bowl most valuable player Joe Flacco has agreed to terms on a new contract with the Baltimore Ravens, the Baltimore Sun reported.
 

Sex orientation questions become issue for NFL hopefuls

Questions by team representatives regarding sexual orientation to collegiate players hoping for a multi-million-dollar National Football League career have prompted an investigation by the league.
 

Chiefs set to obtain Smith from 49ers - reports

Two decades after NFL legend Joe Montana left the San Francisco 49ers for Kansas City, another star quarterback -- Alex Smith -- is set to leave the 49ers and join the Chiefs, according to reports.
 

Brady set to sign lucrative extension: report

Three-time Super Bowl champion Tom Brady has agreed to a three-year contract extension with the New England Patriots, according to a report in Sports Illustrated.
 

Vick agrees to new deal with Eagles

Michael Vick has agreed to a restructured contract to remain with the Philadelphia Eagles but will have to fight to keep his starting quarterback job, the NFL club announced on Monday.
 

Faulty relay device blamed for Super Bowl blackout

An electrical relay device installed at the Superdome to help prevent blackouts failed and caused the power outage that shut down the Super Bowl, the suppliers said on Friday.
 

Key figure in Saints bounty scheme reinstated

Gregg Williams, the major figure in the New Orleans Saints payoffs-for-injuries bounty scheme, was reinstated Thursday by the National Football League after being suspended indefinitely 11 months ago.
 

Vikings star rusher Peterson undergoes surgery

Minnesota Vikings running back Adrian Peterson underwent successful hernia surgery on Thursday to repair a torn abdominal muscle, the National Football League team announced.
 

Huge transfer fees no use to small football clubs: EU

Little of the cash from huge football transfer fees finds its way to smaller clubs, which are ending up with fewer opportunities to make it into the major leagues, the European Commission said Thursday.