Abass Baraou (8-0, 5 KOs) defended his WBC International Super Welterweight title with a sensational sixth round technical knockout over John O’Donnell (33-3, 11 KOs) on the same night Denis Radovan (13-0-1, 6 KOs) was victorious over Luke Blackledge (26-9-2, 9 KOs) on the World Boxing Super Series undercard at The 02, London. Baraou, fighting in …