Anthony Joshua ‘unable to punch properly’ with boxing return delayed by mystery injury

Joshua has not fought since his crushing defeat to Daniel Dubois (Picture: Richard Pelham/Getty Images)Anthony Joshua’s return to the boxing ring has been delayed until September at the earliest due to a mystery injury.The 35-year-old has not fought since his crushing defeat to Daniel Dubois at a sold-out Wembley Stadium last September, missing the chance to become a three-time heavyweight champion when he was knocked out in the fifth round.A rematch was initially discussed for February,