Woo Byung-woo, former senior presidential secretary for civil affairs, arrives at the Seoul Central District Prosecutors' Office in Seoul, South Korea, April 6, 2017. South Korean prosecutors looking into a corruption scandal embroiling former President Park Geun-hye on Thursday summoned a former senior presidential secretary. Woo Byung-woo, former senior presidential secretary for civil affairs, was called in for multiple charges including abuse of power and dereliction of duty. (Xinhua/Lee Sang-ho)
