The National Election Commission's (NEC) fact-finding committee investigating ballot shortages during the recent local elections called for a criminal probe into the commission's former chief Friday, citing systemic failures in the election management system. Cho Hyun-wook, chairperson of the committee, made the announcement during a briefing at the NEC headquarters in Gwacheon, south of Seoul, as the panel wrapped up a weeklong investigation conducted to determine the cause of the ballot