The "bronze bomber" made the powder speak on Saturday in Brooklyn by knocking down the Finn Robert Helenius with a lightning right when there were only thirteen seconds left before the gong in the first round.
Deontay Wilder's jab, short but powerful, crashed into the face of his opponent who did not get up.
A demonstration which illustrates once again that the 36-year-old American remains, despite his two defeats in a row against Tyson Fury, one of the heavyweights with the most devastating blows.
