Juan Manuel Marquez

HBO's 24/7 series chronicling the events leading up to Manny Pacquiao-Juan Manuel Marquez IV will debut on Saturday in advance of the network's double-header featuring Broner-DeMarco and Mitchell-Banks.

As he trains to face his own Marquez, Brian Viloria is back in the Wild Card alongside Manny Pacquiao, and says the old days are where Pacman should look for the keys to victory.

WBA featherweight "super" titleholder Chris "The Dragon" John defended his belt for the 17th straight time with Friday night's unanimous decision over Chonlatarn Piriyapinyo in "The Battle of the Undefeated."

Highly-celebrated 2012 U.S. Olympian Jose Ramirez has signed with Top Rank. The lightweight will make his professional debut on the undercard of the fourth bout between Manny Pacquiao and Juan Manuel Marquez on Dec. 8 at the MGM Grand in Las Vegas. 

Rapper 50 Cent to Floyd Mayweather Jr. on Twitter: "You should have know not to go against me PUNK."

Juan Manuel Marquez: "This fight, I will try to knock out Manny Pacquiao. There is no way that I can let this fight be a decision."

The Manny Pacquiao-Juan Manuel Marquez IV undercard could feature undefeated featherweight Yuriorkis Gamboa. An IBF lightweight title bout between beltholder Miguel Vazquez and Mercito Gesta is reportedly "done" for the PPV show.

Manny Pacquiao began training in Hollywood on Monday for his fourth clash with Juan Manuel Marquez, which is slated for Dec. 8 at The MGM Grand in Las Vegas.

Unbeaten junior welterweight Brandon Rios is an ambassador for  the non-profit organization, Padres Contra El Cancer, or, Parents Against Cancer.

Manny Pacquiao will commence training for his fourth bout with Juan Manuel Marquez at the Wild Card Boxing Club in Hollywood, Calif., after having sparred for two weeks in the Philippines.

Eight-division title-winner Manny Pacquiao lands in Los Angeles on Saturday to begin training for his fourth bout against Juan Manuel Marquez on Dec. 8.

Bob Arum says Brandon Rios could get a shot at the WBO junior welterweight title against Ruslan Provodnikov, and a futer showdown with Manny Pacquiao is possible if the Filipino icon wins his fourth fight with Juan Manuel Marquez.

Manny Pacquiao will make his seventh appearance on HBO's 24/7 series on Nov. 17 in advance of his fourth bout against Juan Manuel Marquez.

Rapper 50 Cent has turned in an application for "SMS Promotions" to the Nevada State Athletic Commission -- and Floyd Mayweather's name isn't mentioned.

Unbeaten Yuriorkis Gamboa could land on the Dec. 8 Manny Pacquiao-Juan Manuel Marquez IV card opposite Miguel Beltran Jr.

Trainer Eric Brown guided middleweight Peter Quillin to a title-winning decision over Hassan N'Dam N'Jikam before coaching WBA junior welterweight titleholder Paulie Malignaggi to a split-decision over Pablo Cesar Cano.

Unbeaten junior welterweight contender Brandon Rios believes he can do to Manny Pacquiao what he did to Mike Alvarado -- score a knockout. 

Micky Ward on referee Pat Russell's stoppage of Brandon Rios-Mike Alvarado: "You'd rather be a punch too early than a punch too late, so I think that the referee did a good job of stopping it."

Brandon Rios on facing either Manny Pacquiao or Juan Manuel Marquez: "You see what happened to Mike Alvarado? I think I could do the same thing to them to too."

WBA junior featherweight titleholder Guillermo Rigondeaux has signed a multi-fight deal with Top Rank and is expected to return to the ring in December.

Everyone is anticipating violence in the junior welterweight clash between Brandon Rios and Mike Alvarado. As far as who wins, RingTV.com sought the opinions of several boxing insiders.

Amir Khan said he and trainer Virgil Hunter "discussed the fact that I am an offensive fighter, but now it is time to be a smart fighter, to win fights with my brain."

Freddie Roach on Manny Pacquiao's motivation for Juan Manuel Marquez: "When I was sitting there with him, he scratched into the cloth on the table, 'We need a knockout to win.' I mean, he spelled that out, and he's never said that to me before a fight in his life."

Robert Garcia and his older brother, Danny, are both respected trainers of champion fighters, but have have been divided by a rift dating back to the early pro days of Victor Ortiz.

Bob Arum on a rematch between Tim Bradley and Lamont Peterson: "We've sent contracts out, but it's not a deal until it's a deal."

Tickets are going fast for the fourth bout between Manny Pacquiao and Juan Manuel Marquez that is scheduled for Dec. 8 at the MGM Grand Garden Arena in Las Vegas.

Advisor Leonard Ellerbe: "Manny Pacquiao can’t tell Floyd Mayweather [expletive]."

Three men have been arrested in connection with the shooting death of former WBO heavyweight titleholder Corrie Sanders.

Freddie Roach on Manny Pacquiao's out-of-court settlement with the Mayewathers: "It's something I don't want to get in the middle of. That's between them." On Amir Khan: "You can't teach a good chin in boxing."

In a prepared statement, Floyd Mayweather Jr., his father and his uncle say they "never intended to claim that Manny Pacquiao has used or is using any performance enhancing drugs."

Manny Pacquiao has settled his defamation of character suit with Floyd Mayweather, but does that mean their mega-fight will happen?

If Top Rank CEO Bob Arum has a definitive opponent lined up for undefeated WBO welterweight titleholder Tim Bradley, he isn't saying so.

Manny Pacquiao on Floyd Mayweather: "He can have top billing. He can have his choice of entering the ring first or second. He can have his choice of being introduced first or second. He can even wear my trunks if it gets him into the ring with me."

Manny Pacquiao claims that he will take a 45-55 split of the purse in a fight with Floyd Mayweather if he gets past Juan Manuel Marquez on Dec. 8.

Trainer Freddie Roach said he and Manny Pacquiao will "start over" concerning their strategy against Juan Manuel Marquez.

Manny Pacquiao on his fourth bout with Juan Manuel Marquez: "My focus this time is to go for the knockout."

Hear what Manny Pacquiao, his trainer Freddie Roach and his arch Mexican rival Juan Manuel Marquez had to say at the recent kick-off press conference for their fourth showdown in Beverly Hills, Calif.

Trainer Nacho Beristain believes that the fourth time will be the charm for Juan Manuel Marquez against Manny Pacquiao.

Tim Bradley on Manny Pacquiao: "I wanted to be able to beat him convincingly without any controversy. That's all that I wanted...I wanted another opportunity to silence all of the critics, and all of the world to show that I'm one of the best fighters in the world."

Juan Manuel Marquez on Manny Pacquiao: "There is no way that I can let this fight be a decision, because if I do, everyone knows what will happen."

Freddie Roach on Manny Pacquiao's strategies against Juan Manuel Marquez: "The game plan that I have set for him in the last three fights, I know that they're the right game plans, but the thing is, it's not working in the fights."

Los Angeles, New York and Mexico City will be the sites of a press tour that begins on Monday promoting the fourth bout between Manny Pacquiao and Juan Manuel Marquez.

Juan Manuel Marquez's controversial strength coach says Marquez will be an even stronger overall fighter for his fourth bout with Manny Pacquiao on Dec. 8.

Undefeated welterweight prospect Jessie Vargas moved to 20-0 with a unanimous decision over Aaron Martinez in an ESPN2-televised main event from the Hard Rock Hotel in Las Vegas on Thursday.

Tim Bradley wants Floyd Mayweather Jr. since Manny Pacquiao has elected to face Juan Manuel Marquez.

Rapper 50 Cent is reportedly considering a promotional venture with eight-division titlewinner Manny Pacquiao.

Trainer Freddie Roach says Manny Pacquiao is "due for a good knockout" against Juan Manuel Marquez.

Jesse Vargas will be in his third straight welterweight bout against Aaron Martinez on Thursday.

Manny Pacquiao is taking a fourth bout with Juan Manuel Marquez to win back his Mexican fans, according to his advisor, Michael Koncz.

Advisor Michael Koncz has confirmed that a deal is near to match Manny Pacquiao against Juan Manuel Marquez for a fourth time.