Anthony Joshua silences boos with brutal knockout of Robert Helenius
Joshua was looking for his second win on the bounce at The O2 arena against Helenius, who was filling for for Dillian Whyte on a week's notice after he failed a drug test
Joshua was looking for his second win on the bounce at The O2 arena against Helenius, who was filling for for Dillian Whyte on a week's notice after he failed a drug test