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Flyweight titleholder Brian Viloria and two-time Olympic gold medalist Zou Shiming at the Wild Card Boxing Club preparing for their respective fights on April 6 in Macau.

Brandon Rios working out at Fortune Gym in Hollywood in preparation for his March 30 rematch against all-action opponent Mike Alvarado.

Loads of action shots from Tim Bradley's dramatic victory over hard-charging challenger Ruslan Provodnikov, who scored a knockdown in the last round but came up just short on the cards.

Welterweight prospect Jessie Vargas remained undefeated with an entertaining 10-round unanimous decision over previously unbeaten Wale Omotoso.

Tim Bradley and Ruslan Provodnikov on the scale ahead of Saturday's matchup in Carson, Calif. Both fighters weighed in at 146.6 pounds.

Fighters from the undercard of Saturday's Bradley-Provodnikov matchup -- including Jessie Vargas, Jesse Magdaleno, Andy Ruiz and Oscar Valdez -- held a media day workout in Los Angeles on Thursday.

Ahead of his May 5 rematch with Mikkel Kessler, Carl Froch was transformed into Kratos, a character from the God of War video game series, to promote the game's latest release.

Action shots from Bernard Hopkins' shutout victory over Tavoris Cloud to win the IBF light heavyweight title on Saturday night in Brooklyn.

Heavyweight champion Wladimir Klitschko and his next target, undefeated Italian Francisco Pianeta, officially announced their May 4 bout at a press conference in Germany on Wednesday.

Light heavyweight rivals Tavoris Cloud and Bernard Hopkins shook it out for the cameras along with welterweight combatants Keith Thurman and Jan Zaveck ahead of Saturday's card in New York.

Weigh-in pics for the March 2 Showtime card featuring lightweights Richard Abril vs. Sharif Bogere and featherweights Gary Russell Jr. vs. Vyacheslav Gusev.

Photos from Ishe Smith's split-decision victory over Cornelius Bundrage to take the IBF junior middleweight title in Detroit.

RING junior featherweight champion Nonito Donaire and No. 1-rated challenger Guillermo Rigondeaux at the New York press conference for their April 13 fight. Photos by Naoki Fukuda.

Undefeated welterweight titleholder Tim Bradley in the gym training for his March 16 fight against Russian challenger Ruslan Provodnikov.

Junior welterweight contender Ruslan Provodnikov training at the Wild Card Boxing Club for his March 16 title bout against Tim Bradley in Carson, Calif.

Photographer Naoki Fukuda's action shots from Adrien Broner's fifth-round stoppage of Welsh challenger Gavin Rees in Atlantic City.

Photos from the scales as Adrien Broner and Gavin Rees made weight (it's not clear if Broner's 134 pounds was before or after he downed that can of Sprite) for their fight this Saturday in Atlantic City.

WBO welterweight titleholder Tim Bradley met with Russian challenger Ruslan Provodnikov at a press conference in Los Angeles ahead of their March 16 bout in Carson, Calif.

Junior flyweight Zou Shiming -- arguably among the world's most-famous boxers, known to hundreds of millions in China for his gold medals at the 2008 and 2012 Olympics and three World Amateur Championships -- arrived in Los Angeles to train for his pro debut.

Photographer Naoki Fukuda's shots from Lucas Matthysse's first-round knockout of Mike Dallas Jr. in Las Vegas on Saturday night.

Photos from Las Vegas of Jesus Soto Karass' upset unanimous-decision win over Selcuk Aydin and prospect Jermell Charlo's eighth-round knockout of Harry Joe Yorgey.

Photos from the scales: Saturday's Showtime card featuring Lucas Matthysse-Mike Dallas Jr., Selcuk Aydin-Jesus Soto Karass, and Jermell Charlo-Harry Joe Yorgey.

Final press conference for Lucas Matthysse vs. Mike Dallas Jr. as well as welterweights Selcuk Aydin and Jesus Soto Karass, and junior middleweights Jermell Charlo and Harry Joe Yorgey.

Check out the action shots from featherweight Mikey Garcia's title-winning victory over Orlando Salido at Madison Square Garden. Photos by Naoki Fukuda.

Ace photographer Naoki Fukuda's blood-soaked action shots from middleweight Gennady Golovkin's seventh-round stoppage of Gabriel Rosado.

Photos from the 12-round battle between junior lightweights Juan Carlos Burgos and Roman Martinez, which ended in a split draw.

See images from the weigh-in of the Boxing After Dark card featuring Orlando Salido-Mikey Garcia, Gennady Golovkin-Gabriel Rosado and Rocky Martinez-JC Burgos. Photos by Naoki Fukuda.

Mikey Garcia, Orlando Salido, Gennady Golovkin, Gabriel Rosado, Rocky Martinez and JC Burgos at the final press conference for the Jan. 19 show at Madison Square Garden.

Orlando Salido, Mikey Garcia, Gennady Golovkin, Gabriel Rosado, Rocky Martinez and JC Burgos working out at Kingsway Gym in New York before the Jan. 19 card at Madison Square Garden.

Mikey Garcia in the gym just nine days away from his title shot against WBO featherweight beltholder Orlando Salido at Madison Square Garden.

Photos from the weigh-in for the Jan. 11 edition of ShoBox, featuring featherweights Ronny Rios and Rico Ramos, and junior middleweights Daquan Arnett and Brandon Quarles.

Featherweight contender Mikey Garcia in the gym preparing for his Jan. 19 title shot against WBO beltholder Orlando Salido in Las Vegas.

It was chilly by Los Angeles standards, but the brave Corona girls were joined by Amir Khan, Carlos Molina, Alfredo Angulo, Deontay Wilder, Leo Santa Cruz and others fighting on Dec. 15 as they stepped up to the scales on Friday.

RING junior featherweight champ Nonito Donaire and all-action challenger Jorge Arce on the scales before Saturday's matchup in Houston.

RING junior featherweight champion Nonito Donaire and challenger Jorge Arce hosted the media for a workout ahead of their Dec. 15 fight on HBO from Houston.

All the action from the fourth fight in this epic series, ending with Juan Manuel Marquez's sixth-round knockout of Manny Pacquiao.

Photos of fringe contender Jesse Vargas' unanimous-decision win over Vito Gasparayan at the Texas Station Casino in Las Vegas on Friday night.

Photos from the scales a day ahead of the fourth (and final?) fight between Manny Pacquiao and Juan Manuel Marquez at the MGM Grand.

Action shots from New York, where Austin Trout took down the king of Madison Square Garden, Miguel Cotto, with a unanimous-decision win on Saturday night.

Tuesday afternoon in Hollywood, and Manny Pacquiao once again climbed the iconic staircase at the Wild Card Boxing Club to train for his fourth fight against Juan Manuel Marquez.

Photographer Naoki Fukuda takes you into the phonebooth to witness the carnage of Robert Guerrero vs. Andre Berto.

Action shots from Adrien Broner's impressive display against Antonio DeMarco in his lightweight debut, and heavyweight Johnathon Banks' upset stoppage of Seth Mitchell.

Shots from the ninth-round technical draw between Erislandy Lara and Vanes Martirosyan, and Mikey Garcia's ninth-round TKO of Johnathan Barros in Los Angeles.

Junior middleweight combatants Vanes Martirosyan and Erislandy Lara joined junior lightweights Mikey Garcia and Johnathan Barros at a media day workout for their HBO-televised card this Saturday.

Action shots from Shinsuke Yamanaka's seventh-round knockout of Tomas Rojas and Toshiyuki Igarashi's majority-decision win over Nestor Narvaez in Sendai, Japan.

RING flyweight champion Toshiyuki Igarashi held a workout for the press in Sendai, Japan, along with his Nov. 3 opponent, Nestor Narvaez, who was joined by his brothers, Omar and Mario.

WBC bantamweight titleholder Shinsuke Yamanaka and challenger Tomas Rojas held a press workout ahead of their Nov. 3 fight in Sendai, Japan.

Junior featherweights Takalani Ndlovu and Alejandro Lopez checked in at 121 1/4 and 121 3/4 pounds, respectively, for their IBF eliminator bout in El Paso, Texas.

The El Paso, Texas, card headlined by No. 6-rated junior featherweight Takalani Ndlovu vs. Alejandro Lopez this Saturday also features brother and sister Abie and Jennifer Han.

Photos from Tokyo of the weigh-in featuring WBC lightweight titleholder Takahiro Ao and challenger Gamaliel Diaz (who may or may not be related to David Duchovny) ahead of their fight on Saturday.