Anthony Joshua vowed to knock out Andy Ruiz Jr after it was confirmed the heavyweight would step in as a replacement for Jarrell Miller.
Ruiz Jr takes on the three-belt world champion on four week’s notice, with Joshua preparing to make his debut in America at Madison Square Garden on 1 June.
Joshua, 22-0, is targeting the 22nd knockout of his pro career and dismissed concern about changing his game plan to fight Ruiz Jr.
‘Ruiz is a different kind of challenge but one I embrace,’ said Joshua. Read more