Abner Mares

Unbeaten three-division titlewinner Abner Mares on a potential matchup with prospect Gary Russell Jr.: "Whenever this fight with Gary Russell were to happen, we'll find out then if I'm tailor-made for him."

Unbeaten featherweight prospect Gary Russell Jr. says he wants to challenge the unbeaten elite likes of Abner Mares or Yuriorkis Gamboa.

Both Abner Mares and Leo Santa Cruz are causing a buzz after stepping up in weight and knocking out their respective opponents.

"I really felt like there was a death...I knew that I had made a horrible call in the 11th round," Nevada referee Russell Mora told RingTV.com of his failure to penalize Abner Mares for clear low blows in the first Joseph Agbeko fight.

Showtime's Stephen Espinoza: "Floyd Mayweather is still, without question, the No. 1 pay per view star in boxing, and, actually, in all of sports."

Floyd Mayweather Jr., Robert Guerrero, Abner Mares and Daniel Ponce de Leon all tested negative following their post-fight drug tests on May 4. 

Floyd Mayweather was a guest on the Jimmy Fallon Show on Tuesday night to talk about last Saturday's unanimous-decision win over Robert Guerrero.

Floyd Mayweather's unanimous decision over Robert Guerrero will be re-aired on Saturday night on Showtime. The Abner Mares' WBC featherweight title-winning TKO of Daniel Ponce de Leon will also re-air on the cable network.

Abner Mares addressed the boxing media after winning the WBC featherweight title by knocking out Daniel Ponce de Leon on the Mayweather-Guerrero undercard. Leo Santa Cruz, who fought and won on the undercard, also spoke.

Golden Boy CEO Richard Schaefer said "hopefully" Floyd Mayweather Jr. versus Saul Canelo Alvarez will happen on Sept. 14 at the MGM Grand in Las Vegas.

RingTV.com editor Doug Fischer gave his thoughts on the "MAY DAY" PPV event from the MGM Grand in Las Vegas. Fischer was impressed with Floyd Mayweather and Abner Mares, both of whom exhibited elite form while defeating Robert Guerrero and Daniel Ponce de Leon.

Action shots from featherweight Abner Mares' ninth-round stoppage over Daniel Ponce de Leon on the Mayweather-Guerrero undercard.

Abner Mares dropped Daniel Ponce de Leon twice en route to scoring an impressive ninth-round stoppage in the co-featured bout to the Floyd Mayweather-Robert Guerrero event on Saturday in Las Vegas. Mares won the WBC featherweight title.

Floyd Mayweather Jr. and Robert Guerrero on the scales in Las Vegas, plus undercard bouts Daniel Ponce de Leon-Abner Mares and Leo Santa Cruz-Alexander Munoz.

Floyd Mayweather Jr. looks to be in prime shape for Saturday's clash with Robert Guerrero, who says he can't wait "to get down."

Abner Mares: "I actually added something different to my training camp, and it's called 'Mexican Judo.' It's 'ju-don't know if I'm going to box, or ju-don't know if I'm going to brawl, but you do know that I'm going to win.'"

RING junior middleweight champion Saul "Canelo" Alvarez is expected to be ringside for Saturday night's clash between Floyd Mayweather Jr. and Robert Guerrero at the MGM Grand Garden Arena.

Fans expect Abner Mares to earn his third world title in a third weight class when he challenges WBC featherweight beltholder Daniel Ponce de Leon in the co-featured bout to the Floyd Mayweather-Robert Guerrero showdown in Las Vegas on Saturday.

Abner Mares recognizes that fellow two-divsion beltholder and current WBC featherweight titleholder Daniel Ponce de Leon represents "stepping into a heavier weight class" and "going in against a heavy puncher."

Bernard Hopkins will make the first defense of his IBF light heavyweight belt against Karo Murat on July 13 at Barclays Center in Brooklyn, N.Y., ESPN.com reported.

The fighting peers of junior middleweights Austin Trout and Saul Alvarez offer their thoughts on who will win Saturday night's Showtime-televised clash of unbeatens.

REAL TALK: Abner Mares answers fans' questions about his May 4 challenge to WBC featherweight titleholder Daniel Ponce de Leon; future fights with Nonito Donaire, Guillermo Rigondeaux, Mikey Garcia and Gary Russell Jr.; and the meaning of his walk-in skull bandanas.

Read on for a lot of fan feedback on Guillermo Rigondeuax’s unanimous decision over Nonito Donaire in this week’s Monday mailbag. Fans are split on whether the fight was one-sided or close and whether it was entertaining or a total stinker. Enjoy!

RING junior featherweight champ Nonito Donaire on clash with Guillermo Rigondeaux on Saturday: "When it comes down to the title fights, we're both aggressive and we can both be offensive guys."

Former WBC 122-pound titleholder Abner Mares on his upcoming fight with Daniel Ponce de Leon on the Mayweather-Guerrero card: "I'm taking this big step and I hope that we can steal the show that night."

"I'm going to win. Without a doubt, I'm going to win. This fight is personal because Trout beat my brother," Saul Alvarez said of his April 20 championship match with Austin Trout in Showtime's All-Access: Canelo vs. Trout Preview.

Former WBC 122-pound titleholder Abner Mares on the Nonito Donaire-Guillermo Rigondeaux junior featherwieght championship bout: "I see Nonito winning by knockout. I estimate a seven-round knockout by Nonito if Rigondeaux doesn't just run and box all night."

Floyd Mayweather called Robert Guerrero "a solid, tough competitor" during Saturday night's interview on CBS between games during the NCAA's Final Four.

Former IBF bantamweight titleholder Leo Santa Cruz and undefeatd middleweight prospect J'Leon Love will compete in separate bouts on the undercard of the May 4 Floyd Mayweather-Robert Guerrero Showtime Pay Per View event.

Closed circuit tickets for the May 4 Showtime Pay Per View-televised clash between Floyd Mayweather and Robert Guerrero will go on sale on Wednesday at 10 a.m.

Fans will have the option of watching Floyd Mayweather's May 4 defense against Robert Guerrero on the big screen in movie theaters.

Lamont Peterson on the hard-hitting Lucas Matthysse: "I don't think he's going to pose any problems for me."

Floyd Mayweather on Robert Guerrero: "42 have tried, 42 have failed. He will be number 43."   

Floyd Mayweather Jr. was keen on his May 4 defense against Mexican-American Robert Guerrero being complimented by an all-Mexican clash between Abner Mares and Daniel Ponce de Leon.

Mexico-born Abner Mares' challenge to Mexican featherweight beltholder Daniel Ponce de Leon has been added to the May 4 Floyd Mayweather-Robert Guerrero pay-per-view undercard.

Former 140-pound titleholder Amir Khan could get a stiff test from former 135-pound titleholder Julio Diaz on April 27 in Khan's native England.

Abner Mares will challenge WBC featherweight titleholder Daniel Ponce de Leon on April 20 on Showtime, the former bantamweight and junior featherweight titleholder and his management team, Espinoza Boxing, announced on Twitter on Monday evening.

Leo Santa Cruz has vacated his IBF bantamweight belt in favor of rising into the junior featherweight division. 

Frank Espinoza, who manages two-division beltholder Abner Mares and WBC featherweight titleholder Daniel Ponce de Leon, says that a Mares-Ponce de Leon clash at 126 pounds could happen if Ponce de Leon defeats Jayson Velez on March 2.

Readers comment on Nonito Donaire's recent decisions and his legacy, tomorrow night's Frankie Gomez-Lanard Lane fight, major boxing cards being scheduled on the same day, and RingTV.com's current poll in this week's Friday mailbag.

Abner Mares is vacating his WBC 122-pound belt in order to campaign at 126 pounds. The former bantamweight beltholder had hoped to unify junior featherweight titles with RING/IBF/WBO 122-pound champ Nonito Donaire.

Top Rank CEO Bob Arum is pretty confident that fans will see THE RING/WBO junior featherweight champion Nonito Donaire Jr., against unbeaten WBA 122-pound titleholder Guillermo Rigondeaux on April 27.

Light heavyweight Gabriel Campillo will have been out of the ring for nearly a year when he meets Sergey Kovalev on Saturday night.

Will Manny Pacquiao's next fight, likely against Juan Manuel Marquez, take place outside of the United States?

WBO middleweight titleholder Peter Quillin will make his first defense against Fernando Guerrero on the Feb. 9 undercard of a main event featuring RING junior welterweight champion Danny Garcia and Zab Judah.  

Having lost title bouts to Andre Ward, Lucian Bute and Joe Calzaghe, super middleweight contender Sakio Bika looks to cash in on a potential WBC title fight agianst Nikola Sjekloca on Feb. 16. 

WBO beltholder Orlando Salido says featherweight rival Mikey Garcia "has never faced a fighter who applies the type of pressure that I do," adding, "I'm going to give him trouble from the first bell to the last."

IBF bantamweight titleholder Leo Santa Cruz aspires to the greatness of Mexican predecessors such as Julio Cesar Chavez Sr., Juan Manuel Marquez and Oscar Larios.