South Korean presidential election candidates (from L-R:) Moon Jae-in of the Democratic Party of Korea, Hong Joon-pyo of the Liberty Korea Party, Yoo Seong-min of the Bareun Party, Sim Sang-jung of the Justice Party and Ahn Cheol-soo of the People's Party, pose for photos before a televised debate for the upcoming May 9 presidential election in Seoul on May 2, 2017. (Xinhua)
