Warren releases ex-champ Butler

As of today Queensberry Promotions is releasing Paul Butler from his current promotional contract. As his manager and promoter, Frank Warren guided Paul to the British Super-Flyweight title, WBO Inter-Continental Super-Flyweight title, WBA Inter-Continental Super-Flyweight title, WBA Inter-Continental Bantamweight title, IBF World Bantamweight title and most recently the WBO International Super-Flyweight title.