Johnny Fisher signs with Zuffa Boxing and will fight on September 26 at London's Copper Box Arena live on Sky Sports

Heavyweight boxer Johnny Fisher, known as the 'Romford Bull,' has signed a promotional deal with Zuffa Boxing, the new promotional venture backed by Dana White and Nick Khan. Fisher will headline an event at the Copper Box Arena in London on September 26, broadcast live on Sky Sports. Fisher expressed excitement about the signing, calling it 'the most exciting chapter of my professional career.'