Boxing superstar retains WBC heavyweight title with brutal first round KO

Deontay Wilder, who has one of the most destructive right hands in heavyweight history, floored Dominic Breazeale with 43 seconds left in the opening round [AFP]

Undefeated Deontay Wilder brutally knocked out Dominic Breazeale in the first round of their grudge match Saturday night to retain his World Boxing Council heavyweight world title.

Wilder, who has one of the most destructive right hands in heavyweight history, floored the challenger with a one-punch knockout with 43 seconds left in the opening round at Barclays Center arena.