In this file photo taken on Dec. 31, 2016, Moon Hyung-pyo, former health minister, arrives at the special investigation team’s office in Seoul to undergo questioning. He was indicted on Jan. 16, 2017, over suspicions that he exerted pressure on the state pension fund to back a mega merger deal between top conglomerate Samsung Group’s two units when he was the minister in 2015. (Yonhap)