Police body-cam footage shows the chilling moment an abusive husband who tried to brutally murder his wife told officers "I'm not bothered" as he was arrested. <br /><br />Mark Taylor, 57, went on the run with his teenage son after stabbing his partner multiple times and locking her in the family home on February 15. <br /><br />A court heard the attack by was so severe that the kitchen knife he was using snapped - but he carried on the ferocious assault after grabbing a second blade. <br />