You'd be forgiven if you didn't know Daniel Dubois entered Saturday's fight with Anthony Joshua as IBF heavyweight champion.

The IBF heavyweight title is on the line as Anthony Joshua and Daniel Dubois face off. Keep up with live updates.

Watch highlights of Daniel Dubois' victory against Anthony Joshua as he retains his IBF heavyweight title at Wembley Stadium.

Watch highlights of Daniel Dubois' victory against Anthony Joshua as he retains his IBF heavyweight title at Wembley Stadium.

Daniel Dubois retained his IBF heavyweight championship and sent a message to the whole division with a fifth-round knockout ...

Daniel Dubois did what few believed he could on Saturday night at Wembley Stadium in London. He scored an upset win over Anthony Joshua by fifth-round KO. Watch it here.

Live audio commentary of the fight will be available on BBC Radio 5 Live, BBC Sounds and the BBC Sport Website ...

Anthony Joshua was dropped and stopped by Daniel Dubois as he lost his challenge for the world title at Wembley on Saturday ...

Daniel Dubois defeated Joshua on Saturday by fifth-round knockout and retained his IBF heavyweight title in front of a ...

Daniel Dubois puts down former champ Anthony Joshua in the most violent way possible in their boxing main event from Wembley ...

Dubois, who shocked the boxing world by defeating Filip Hrgovi in June, holds the IBF belt after it was vacated by Usyk. Usyk ...