Rev. Chung Joon-hee, a pastor at Youngnak Presbyterian Church, stands for a portrait in Seoul, Sunday, May 26, 2024. (AP Photo/Jae C. Hong)

A directional sign showing the distance to North Korea's Kaesong and Seoul stands in front of fences adorned with ribbons bearing messages wishing for the reunification of the two Koreas at the Imjingak Pavilion in Paju, South Korea, Saturday, May 25, 2024. (AP Photo/Jae C. Hong)

A statue of Lee Seung-bok, a 9-year-old boy who was killed in 1968 by North Korean infiltrators, is accompanied by an inscription that reads, "I hate communists," at the Lee Seung-bok Memorial Hall in Pyeongchang, South Korea, Wednesday, May 22, 2024. (AP Photo/Jae C. Hong)

Cars drive along quiet roads at dawn in Seoul with Bukhan Mountain in the distance, Friday, May 17, 2024. (AP Photo/Jae C. Hong)

A mannequin wearing a gas mask stands next to a board explaining how to put it on at the War Memorial of Korea in Seoul, Wednesday, May 29, 2024. (AP Photo/Jae C. Hong)

Tourists use binoculars to view North Korea from the Dora Observation Post in the Demilitarized Zone (DMZ) in Paju, South Korea, Saturday, May 25, 2024. (AP Photo/Jae C. Hong)

A tour guide holds a map while explaining the Korean War to tourists on a bus heading to Imjingak Pavilion in Paju, South Korea, Saturday, May 25, 2024. (AP Photo/Jae C. Hong)

People form lines in front of food trucks at Yeouido Hangang Park, a popular destination for both residents and tourists, as dusk falls in Seoul, Wednesday, May 22, 2024. (AP Photo/Jae C. Hong)

Commuters watch a news channel at Seoul Station in Seoul, Tuesday, May 28, 2024, showing North Korean leader Kim Jong Un after a rocket launched by North Korea to deploy a spy satellite exploded shortly after launch the previous day. (AP Photo/Jae C. Hong)

Shin Nari, a 34-year-old graduate student who says she is worried about nuclear war, stands for a portrait in an underground parking lot that also serves as a bomb shelter in Seoul, Tuesday, May 28, 2024. (AP Photo/Jae C. Hong)

Standing behind a drill instructor, recruits wave to their family members during an induction ceremony at a Marine Corps base in Pohang, South Korea, Monday, May 27, 2024. In South Korea, military service is mandatory for most men. (AP Photo/Jae C. Hong)

A worker places small South Korean flags at the graves of Korean soldiers who died in the Korean War ahead of Memorial Day at Seoul National Cemetery in Seoul, Thursday, May 23, 2024. (AP Photo/Jae C. Hong)