Undefeated heavyweight champion Deontay Wilder says he fears for his opponent’s safety before their fight on Sunday.

Wilder says because he believes, there will be a knockout on Sunday in New York.

WBC heavyweight champion Deontay Wilder is looking for his 40th successive win.

Wilder has won 39 fights and 38 of those fights have been won by knockout.

Luis “King Kong” Ortiz is a Cuban professional boxer who held the WBA interim heavyweight title from 2015 to 2016.

He was stripped of the title due to failing a drug test.

Ortiz has won 28 fights of which 24 are by knockout.

Deontay Wilder will face Luis Ortiz on Sunday at 3pm.