
South Korean and U.S. soldiers stand guard at the inter-Korean truce village of Panmunjom, north of Seoul, on April 19, 2018, ahead of the historic inter-Korean summit talks at the village on April 27. (Yonhap)

South Korean and U.S. soldiers stand guard at the inter-Korean truce village of Panmunjom, north of Seoul, on April 19, 2018, ahead of the historic inter-Korean summit talks at the village on April 27. (Yonhap)

Police investigators come out of the Korean Air headquarters in Seoul on April 19, 2018, after searching and seizing evidence there in relation to the case of the airline’s executive Cho Hyun-min, who allegedly threw water in an ad company official’s face. (Yonhap)

This photo provided by South Korea’s No. 2 air carrier Asiana Airlines Inc. on April 17, 2018, shows actress Lee Soo-min in an Asiana stewardess uniform. Asiana said it has signed a two-year modeling contract with the high school sophomore. (Yonhap)

A meeting to brief foreign military attaches on the country’s defense policies takes place at the defense ministry in Seoul on April 13, 2018. (Yonhap)

Choo Mi-ae (C), leader of the ruling Democratic Party, attends a rally in Gwanghwamun Square in downtown Seoul, on April 14, 2018, to mark the fourth anniversary of the sinking of the ferry Sewol which sunk in waters off south coast on April 16, 2014, leaving hundreds of people killed and missing. (Yonhap)

Students at an elementary school in Yeongju, North Gyeongsang Province, wear masks during class as a nearby factory leaked harmful gas on April 13, 2018. (Yonhap)

A ceremony to mark the 99th anniversary of the establishment of the Korean government-in-exile in Shanghai during the Japanese colonization of Korea (1910-45) takes place at the memorial hall of late independence fighter Kim Koo in Seoul on April 13, 2018, in this photo provided by the Ministry of Patriots and Veterans Affairs. (Yonhap)

President Moon Jae-in (4th from R) converses with a group of senior advisers prior to a luncheon meeting on the upcoming inter-Korean summit talks at the presidential office Cheong Wa Dae in Seoul on April 12, 2018. Moon will meet North Korean leader Kim Jong-un on April 27. (Yonhap)

Trailers enter a THAAD base in the country’s southeastern rural county of Seongju on April 12, 2018, to bring excavators, bulldozers and forklifts out of the base in accordance with an agreement between villagers and the defense ministry. The equipment was introduced in November to build the THAAD base, which the villagers strongly oppose. (Yonhap)

A notice apologizing for a massive “fat-finger” dividend payment error at Samsung Securities Co. is posted on the door of the brokerage’s branch in Seoul on April 9, 2018. Last week, the brokerage mistakenly paid employees huge amount of shares in dividends instead of cash dividends. (Yonhap)