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12 Rounds is the ultimate boxing breakdown. It looks at 12 distinct factors -- including punching power, speed, experience and even cornermen -- when predicting the winner of boxing's biggest fights....

Junior middleweight titlist Saul "Canelo" Alvarez was supposed to defend his belt against Paul Williams on Sept. 15 on pay-per-view at the MGM Grand in Las Vegas. But that was before Williams was paralyzed from the waist down in a motorcycle accident...

Former welterweight champion Paul Williams' promoter says the boxer is resting Friday night following surgery to stabilize his spine.

One day after accepting a junior middleweight title fight against Saul "Canelo" Alvarez, James Kirkland pulled out of the fight on Friday, according to Golden Boy Promotions chief executive Richard Schaefer and Kirkland's co-manager, Cameron Dunkin.

Former three-division champion Johnny Tapia, who died Sunday at age 45, had close ties to Showtime. For years, he was under contract to the network, fought on Showtime nine times and had a lot of friends who work there. He was particularly close t...

Welcome to SportsNation! On Saturday night, ESPN.com's boxing writer Dan Rafael will log on for a special Rafael After Dark chat. Rafael stops by following the quadrupleheader on Showtime, which starts at 9 p.m. ET/PT. The bouts featured include A...

Floyd Mayweather Jr. surrendered in a courtroom Friday to begin a three-month jail sentence for attacking his ex-girlfriend in September 2010 while two of their children watched.

Floyd Mayweather Jr. isn't one to worry, even on his worst day. But on Friday, when the pound-for-pound king arrives at jail to begin serving an 87-day sentence, he should at least reflect on what put him there.

Antonio Tarver believes Lateef Kayode took his not-so-glowing commentary of the fighter too personally, but the benefit is that the cruiserweight contenders will settle their grudge in the ring Saturday.

Boxing schedule for 2012

Welterweight champion Manny Pacquiao will answer questions about himself and his career as part of an ongoing series leading up to his June 9 fight with challenger Timothy Bradley Jr.

Pssst, I got a trade secret for ya. Fightwriters sometimes tend to wring every bit of drama out of a matchup they can by proclaiming it a last chance for one of the pugilists to reach the mountain top. I read such pieces about Micky Ward TEN YEARS be...

Promoter Gary Shaw won a purse bid on Thursday for the featherweight title elimination bout between Luis Franco, who he promotes, and Gary Russell, the 2011 ESPN.com prospect of the year who is promoted by Golden Boy.

On Wednesday, Golden Boy Promotions announced that top American heavyweight prospect Seth Mitchell would face Johnathon Banks on July 14 in the HBO co-feature of the Amir Khan-Danny Garcia main event. On Thursday, Mitchell-Banks was canceled.

James Kirkland will replace Paul Williams, who suffered a career-ending injury on Sunday, and challenge junior middleweight titlist Saul "Canelo" Alvarez on Sept. 15, Golden Boy chief executive Richard Schaefer told ESPN.com on Thursday.

Free time is about to run out for Floyd Mayweather Jr., who is due to begin a three-month jail sentence in Las Vegas stemming from a hair-pulling, arm-twisting attack in September 2010 on the mother of three of his children.