The office of President Yoon Suk-yeol said Monday it would wait for an investigation underway by the Pentagon and the US Justice Department over classified documents leaked to the media amid intensifying controversy over US agencies wiretapping officials at its office in Seoul.

Charter drafter chief Meechai Ruchupan said on Thursday that citizens would have more problems than benefit by giving greater authority to the National Anti-Corruption Commission to wiretap phone calls.