The former WBC heavyweight champion, Deontay Wilder knocked Robert Helenius at Barclay's center
Deontay Wilder is an American boxer and he was a long-time heavyweight titlist.
Robert Helenius won the European title twice and won the silver medal at the European Championships in 2006
Deontay Wilder faces Robert Helenius in the 12th round of the WBC heavyweight title eliminator
Helenius, who has a 31-3 record has won three straight fights via knockout.
"Deontay Wilder is back", he said in his postfight interview. "The excitement in the heavyweight division is back.