Former gang truce mediator Raul Mijango speaks with his lawyer during a recess of a hearing where politicians and former government officials face trial over accusations of illicit negotiations and electoral fraud after negotiating with gang members in San Salvador, El Salvador February 7, 2020. REUTERS/Jose Cabezas

Former gang truce mediator Wilson Alvarado waits for a hearing where politicians and former government officials face trial over accusations of illicit negotiations and electoral fraud after negotiating with gang members in San Salvador, El Salvador February 7, 2020. REUTERS/Jose Cabezas

Former gang truce mediator Raul Mijango is secured by guards as he arrives to a court of justice where politicians and former government officials face trial over accusations of illicit negotiations and electoral fraud after negotiating with gang members in San Salvador, El Salvador February 7, 2020. REUTERS/Jose Cabezas

French labour union members and workers on strike attends a demonstration in Paris during the 36th consecutive day of strike against French government's pensions reform plans in France, January 9, 2020. The slogan reads "no truce until government withdrawal". REUTERS/Charles Platiau

Members of the unarmed United Nations Truce Supervision Organisation (UNTSO) stand near a U.N. "blue line" notification, in southern Lebanese town of Ramyah, Lebanon September 9, 2019. REUTERS/Ali Hashisho

A visitor takes photographs of North Korean soldiers standing guard near the concrete border in the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, August 28, 2019. REUTERS/Kim Hong-Ji/Pool

A North Korean soldier looks inside as he stands guard near the concrete border in the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, August 28, 2019. REUTERS/Kim Hong-Ji/Pool

A South Korean soldier stands guard in the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, August 28, 2019. REUTERS/Kim Hong-Ji/Pool

A North Korean soldier looks toward the south as a South Korean soldier stands guard in the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, August 28, 2019. REUTERS/Kim Hong-Ji/Pool

A North Korean soldier looks inside as he stands guard near the concrete border in the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, August 28, 2019. REUTERS/Kim Hong-Ji/Pool

A North Korean soldier takes a picture as he looks toward the south in the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, August 28, 2019. REUTERS/Kim Hong-Ji/Pool

South Korean soldiers stand guard in the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, August 28, 2019. REUTERS/Kim Hong-Ji/Pool

A South Korean soldier stands guard in the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, August 28, 2019. REUTERS/Kim Hong-Ji/Pool

North Korean soldiers look toward the south as a South Korean soldier stands guard in the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, August 28, 2019. REUTERS/Kim Hong-Ji/Pool

A North Korean soldier takes a picture as he looks toward the south in the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, August 28, 2019. REUTERS/Kim Hong-Ji/Pool

FILE PHOTO: Kim Myong Gil, minister at North Korea's mission to the United Nations, leaves bound for North Korea with other North Korean officials after the second Economy and Energy Cooperation Working Group Meeting in South Korean territory at the truce village in Panmunjom, north of Seoul August 8, 2007. Ahn Young-joon/Pool via REUTERS/File photo

South Korean people watch a live TV broadcast on a meeting between North Korean leader Kim Jong Un and U.S. President Donald Trump at the truce village of Panmunjom inside the demilitarised zone separating the two Koreas, in Seoul, South Korea, June 30, 2019. REUTERS/Kim Hong-Ji

South Korean people watch a live TV broadcast on a meeting between North Korean leader Kim Jong Un and U.S. President Donald Trump at the truce village of Panmunjom inside the demilitarised zone separating the two Koreas, in Seoul, South Korea, June 30, 2019. REUTERS/Kim Hong-Ji

South Korean people watch a live TV broadcast on a meeting between North Korean leader Kim Jong Un and U.S. President Donald Trump at the truce village of Panmunjom inside the demilitarised zone separating the two Koreas, in Seoul, South Korea, June 30, 2019. REUTERS/Kim Hong-Ji

South Korean people watch a live TV broadcast on a meeting between North Korean leader Kim Jong Un and U.S. President Donald Trump at the truce village of Panmunjom inside the demilitarised zone separating the two Koreas, in Seoul, South Korea, June 30, 2019. REUTERS/Kim Hong-Ji

South Korean people watch a live TV broadcast on a meeting between North Korean leader Kim Jong Un and U.S. President Donald Trump at the truce village of Panmunjom inside the demilitarised zone separating the two Koreas, in Seoul, South Korea, June 30, 2019. REUTERS/Kim Hong-Ji

South Korean people watch a live TV broadcast on a meeting between North Korean leader Kim Jong Un and U.S. President Donald Trump at the truce village of Panmunjom inside the demilitarised zone separating the two Koreas, in Seoul, South Korea, June 30, 2019. REUTERS/Kim Hong-Ji

South Korean people watch a live broadcast on a meeting between North Korean leader Kim Jong Un and U.S. President Donald Trump at the truce village of Panmunjom inside the demilitarised zone separating the two Koreas, in Seoul, South Korea, June 30, 2019. REUTERS/Kim Hong-Ji

South Korean people watch a live broadcast on a meeting between North Korean leader Kim Jong Un and U.S. President Donald Trump at the truce village of Panmunjom inside the demilitarised zone separating the two Koreas, in Seoul, South Korea, June 30, 2019. REUTERS/Kim Hong-Ji

South Korean people watch a live broadcast on a meeting between North Korean leader Kim Jong Un and U.S. President Donald Trump at the truce village of Panmunjom inside the demilitarised zone separating the two Koreas, in Seoul, South Korea, June 30, 2019. REUTERS/Kim Hong-Ji

South Koreans take selfies as they tour the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, May 1, 2019. REUTERS/Kim Hong-Ji TPX IMAGES OF THE DAY

Tourists wave to South Korean media members as they tour the North Korean side of the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, May 1, 2019. REUTERS/Kim Hong-Ji

A North Korean soldier keeps watch toward the south through a binocular telescope at the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, May 1, 2019. REUTERS/Kim Hong-Ji

South Korean soldier stand guard as a North Korean guard post is seen at the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, May 1, 2019. REUTERS/Kim Hong-Ji

South Korean soldiers stand guard at the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, May 1, 2019. REUTERS/Kim Hong-Ji

A North Korean soldier keeps watch toward the south through a binocular telescope as a South Korean soldier stands guard at the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, May 1, 2019. REUTERS/Kim Hong-Ji

North Korean soldiers patrol at the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, May 1, 2019. REUTERS/Kim Hong-Ji

South Korean soldiers stand guard as visitors tour the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, May 1, 2019. REUTERS/Kim Hong-Ji

A South Korean soldier stands guard on the blue bridge at the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, May 1, 2019. REUTERS/Kim Hong-Ji

South Korean soldiers stand guard at the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, May 1, 2019. REUTERS/Kim Hong-Ji

North Korean soldiers patrol at the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, May 1, 2019. REUTERS/Kim Hong-Ji

South Koreans take selfies as they tour the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, May 1, 2019. REUTERS/Kim Hong-Ji

South Koreans take selfies as they tour the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, May 1, 2019. REUTERS/Kim Hong-Ji

Nouth Korean visitors pose for photographs with a North Korean soldier as they tour the North Korean side of the truce village of Panmunjom inside the demilitarized zone (DMZ) separating the two Koreas, South Korea, May 1, 2019. REUTERS/Kim Hong-Ji

FILE PHOTO : South Korean President Moon Jae-in and North Korean leader Kim Jong Un attend a welcoming ceremony in the truce village of Panmunjom inside the demilitarized zone separating the two Koreas, South Korea, April 27, 2018. Korea Summit Press Pool/Pool via Reuters/File Photo

South Korean President Moon Jae-in and North Korean leader Kim Jong Un shake hands at the truce village of Panmunjom inside the demilitarized zone separating the two Koreas, South Korea, April 27, 2018. Korea Summit Press Pool/Pool via Reuters SEARCH "POY GLOBAL" FOR FOR THIS STORY. SEARCH "REUTERS POY" FOR ALL BEST OF 2018 PACKAGES. TPX IMAGES OF THE DAY.

United Nations Command honour guards hold flags during a commemorative ceremony for the 65th anniversary of the signing of the Korean War Armistice Agreement at the truce village of Panmunjom in the Demilitarized Zone (DMZ) dividing the two Koreas, July 27, 2018. Jung Yeon-je/Pool via Reuters

Canadian Lieutenant General Wayne Eyre, deputy commander of the United Nations Command, waits for a group photo during a commemorative ceremony for the 65th anniversary of the signing of the Korean War Armistice Agreement at the truce village of Panmunjom in the Demilitarized Zone (DMZ) dividing the two Koreas, July 27, 2018. Jung Yeon-je/Pool via Reuters

Canadian Lieutenant General Wayne Eyre, deputy commander of the United Nations Command, speaks during a commemorative ceremony for the 65th anniversary of the signing of the Korean War Armistice Agreement at the truce village of Panmunjom in the Demilitarized Zone (DMZ) dividing the two Koreas, July 27, 2018. Jung Yeon-je/Pool via Reuters

United Nations Command honour guards hold flags during a commemorative ceremony for the 65th anniversary of the signing of the Korean War Armistice Agreement at the truce village of Panmunjom in the Demilitarized Zone (DMZ) dividing the two Koreas, July 27, 2018. Jung Yeon-je/Pool via Reuters

United Nations Command honour guards hold flags during a commemorative ceremony for the 65th anniversary of the signing of the Korean War Armistice Agreement at the truce village of Panmunjom in the Demilitarized Zone (DMZ) dividing the two Koreas, July 27, 2018. Jung Yeon-je/Pool via Reuters

Peacekeeping troops from the unarmed United Nations Truce Supervision Organisation (UNTSO) look over the border line between Israel and Syria at a refugee tents erected at its Syrian side and seen from the Israeli-occupied Golan Heights, Israel, July 17, 2018. REUTERS/Ronen Zvulun

Peacekeeping troops from the unarmed United Nations Truce Supervision Organisation (UNTSO) look over the border line between Israel and Syria at a refugee tents erected at its Syrian side and seen from the Israeli-occupied Golan Heights, Israel, July 17, 2018. REUTERS/Ronen Zvulun

A traffic sign is seen on the Grand Unification Bridge which leads to the truce village Panmunjom, just south of the demilitarized zone separating the two Koreas, in Paju, South Korea, May 16, 2018. REUTERS/Kim Hong-Ji

A traffic sign is seen on the Grand Unification Bridge which leads to the truce village Panmunjom, just south of the demilitarized zone separating the two Koreas, in Paju, South Korea, May 16, 2018. REUTERS/Kim Hong-Ji

A traffic sign is seen on the Grand Unification Bridge which leads to the truce village Panmunjom, just south of the demilitarized zone separating the two Koreas, in Paju, South Korea, May 16, 2018. REUTERS/Kim Hong-Ji

A South Korean soldier checks a vehicle on the Grand Unification Bridge which leads to the truce village Panmunjom, just south of the demilitarized zone separating the two Koreas, in Paju, South Korea, May 16, 2018. REUTERS/Kim Hong-Ji

Visitors look at a map showing the demilitarized zone separating the two Koreas at Imjingak pavilion, near the truce village of Panmunjom in Paju, South Korea May 10, 2018. Picture taken May 10, 2018. REUTERS/Kwak Sung-Kyung