Bad Left Hook, Global Boxing News and Commentary

Junior welterweight contender Lucas Matthysse is now a client of mega-adviser Al Haymon.

Golden Boy is working on putting together a triple-header for July, with Andre Berto in the main event, and Keith Thurman and Gary Russell Jr on the undercard.

With the American boxing war reaching new levels of animosity, many are worried about both major U.S. boxing networks being "brands" for certain promoters. But the dividing lines could bring genuine competition, and more great fights.

In a move that has long been in the works but not official, HBO Sports announced this morning that they will no longer be doing business with Golden Boy Promotions, putting the wars between HBO and Showtime and Top Rank and Golden Boy at a new level.

Richard Schaefer of Golden Boy Promotions says there haven't been any negotiations for a Floyd Mayweather-Devon Alexander fight, giving the impression that Mayweather was just stirring the pot naming Alexander as his likely May 4 opponent.

Floyd Mayweather flexed his media muscles late Tuesday, sending the boxing world into a furious debate about the merits of Devon Alexander as a possible next opponent. Will it be Alexander, or will Robert Guerrero get the call we've been expecting?

Eddie Hearn of Matchroom Boxing says he will 'fight tooth and nail' to get Kell Brook his rightful IBF title shot following the news that Devon Alexander may be facing Floyd Mayweather on May 4.

Stephen Espinoza has had success, some failures, and plenty of criticism in his first year running Showtime Sports. But is the network's boxing brand better now than it was a year ago? You bet.

Peter Quillin sat down with Showtime boxing analyst Steve Farhood to discuss his October 20 fight, his ties to Brooklyn, and more.

Andre Berto will be promoted by Golden Boy Promotions for his next fight, with Lou DiBella saying he's stepped aside to allow - most likely - Berto to face Cornelius Bundrage on November 24.