Prosecutors summoned Yang Sung-tae, the former Chief Justice of South Korea's Supreme Court,... again this morning to question him over a number of judicial power abuse allegations.<br />Prosecutors are said to be grilling Yang on whether he illegally exercised his power during trials involving the Unified Progressive Party,... a now-defunct far-left minor party.<br />He's also being quizzed on whether he illegally collected confidential documents belonging to the Constitutional Court.<br />Last week,.... Yang was questioned over allegations that he used the Supreme Court to lobby for the former Park Geun-hye administration.<br />He served as the Supreme Court's Chief Justice from 2011 to 2017. <br />
