Forensic technicians exhume the bodies of civilians who Ukrainian officials say were killed during Russia?s invasion and then buried in a mass grave in the town of Bucha, outside Kyiv, Ukraine April 13, 2022. REUTERS/Volodymyr Petrov 

Forensic technicians exhume the bodies of civilians who Ukrainian officials say were killed during Russia?s invasion and then buried in a mass grave in the town of Bucha, outside Kyiv, Ukraine April 13, 2022. REUTERS/Volodymyr Petrov 

Forensic technicians exhume the bodies of civilians who Ukrainian officials say were killed during Russia?s invasion and then buried in a mass grave in the town of Bucha, outside Kyiv, Ukraine April 13, 2022. REUTERS/Volodymyr Petrov 

Forensic technicians carry pull the body of a civilian who Ukrainian officials say was killed during Russia?s invasion, then buried and exhumed from a mass grave in the town of Bucha, outside Kyiv, Ukraine April 13, 2022. REUTERS/Volodymyr Petrov 

Forensic technicians inspect the body of a civilian who Ukrainian officials say was killed during Russia?s invasion, then buried and exhumed from a mass grave in the town of Bucha, outside Kyiv, Ukraine April 13, 2022. REUTERS/Volodymyr Petrov 

Forensic technicians exhume the bodies of civilians who Ukrainian officials say were killed during Russia?s invasion and then buried in a mass grave in the town of Bucha, outside Kyiv, Ukraine April 13, 2022. REUTERS/Volodymyr Petrov 

SENSITIVE MATERIAL. THIS IMAGE MAY OFFEND OR DISTURB Ukrainian forensics investigators place remains of burned civilians exhumed from a grave in body bags, amid Russia's invasion of Ukraine, in the town of Bucha, in Kyiv region, Ukraine April 12, 2022. REUTERS/Valentyn Ogirenko 

SENSITIVE MATERIAL. THIS IMAGE MAY OFFEND OR DISTURB French forensics investigators, who arrived in Ukraine for the investigation of war crimes amid Russia's invasion, look at remains of bodies of burned civilians exhumed from a grave in the town of Bucha, in Kyiv region, Ukraine April 12, 2022. REUTERS/Valentyn Ogirenko 

SENSITIVE MATERIAL. THIS IMAGE MAY OFFEND OR DISTURB French forensics investigators, who arrived to Ukraine for the investigation war crimes amid Russia's invasion, watch as Ukrainian colleagues explore remains of bodies of burned civilians exhumed from a grave in the town of Bucha, in Kyiv region, Ukraine April 12, 2022. REUTERS/Valentyn Ogirenko 

Bodies of civilians, who according to the head of the village were killed by Russian soldiers amid Russia's invasion of Ukraine, lie on the ground after police exhumed them from a well at the fuel station in Buzova, Kyiv region, Ukraine April 10, 2022. REUTERS/Zohra Bensemra 

A mother reacts as she waits for police members to exhume from a well the body of her son, who according to the head of the village was killed by Russian soldiers amid Russia's invasion of Ukraine, at a fuel station in Buzova, Kyiv region, Ukraine April 10, 2022. REUTERS/Zohra Bensemra 

A mother reacts as she waits for police members to exhume from a well the body of her son, who according to the head of the village was killed by Russian soldiers amid Russia's invasion of Ukraine, at a fuel station in Buzova, Kyiv region, Ukraine April 10, 2022. REUTERS/Zohra Bensemra 

A mother reacts as she waits for police members to exhume from a well the body of her son, who according to the head of the village was killed by Russian soldiers amid Russia's invasion of Ukraine, at a fuel station in Buzova, Kyiv region, Ukraine April 10, 2022. REUTERS/Zohra Bensemra 

A mother reacts as police members exhume the body of her son, who according to the head of the village was killed by Russian soldiers, from a well at a fuel station in Buzova, Kyiv region, Ukraine April 10, 2022. REUTERS/Zohra Bensemra 

The body of a civilian, who according to the head of the village was killed by Russian soldiers amid Russia's invasion of Ukraine, lies on the ground after it was exhumed along with another body from a well at the fuel station in Buzova, Kyiv region, Ukraine April 10, 2022. REUTERS/Zohra Bensemra 

Police members carry the body of a civilian, who according to the head of the village was killed by Russian soldiers amid Russia's invasion of Ukraine, after they exhumed him along with another body from a well at the fuel station in Buzova, Kyiv region, Ukraine April 10, 2022. REUTERS/Zohra Bensemra 

Police members load bodies of civilians, who according to the head of the village were killed by Russian soldiers amid Russia's invasion of Ukraine, into a van after they exhumed them from a well at the fuel station in Buzova, Kyiv region, Ukraine April 10, 2022. REUTERS/Zohra Bensemra 

Bodies of civilians, who according to the head of the village were killed by Russian soldiers amid Russia's invasion of Ukraine, lie on the ground after police exhumed them from a well at a fuel station in Buzova, Kyiv region, Ukraine April 10, 2022. REUTERS/Zohra Bensemra 

Bodies of civilians, who according to the head of the village were killed by Russian soldiers, amid Russia's invasion of Ukraine lie on the ground after police exhumed them from a well at a fuel station in Buzova, Kyiv region, Ukraine April 10, 2022. REUTERS/Zohra Bensemra 

Forensic technicians exhume the bodies of civilians who Ukrainian officials say were killed during Russia's invasion and then buried in a mass grave in the town of Bucha, outside Kyiv, Ukraine April 8, 2022. REUTERS/Valentyn Ogirenko 

A local resident Oleksandr reacts as he recognised his brother Vadym among the bodies of civilians who Ukrainian officials say were killed during Russia's invasion and then buried in a mass grave in the town of Bucha, outside Kyiv, Ukraine April 8, 2022. REUTERS/Valentyn Ogirenko 

A local resident Oleksandr reacts as he recognised his brother Vadym among the bodies of civilians who Ukrainian officials say were killed during Russia's invasion and then buried in a mass grave in the town of Bucha, outside Kyiv, Ukraine April 8, 2022. REUTERS/Valentyn Ogirenko 

Local women react as they try to recognise their relatives among the bodies of civilians who Ukrainian officials say were killed during Russia's invasion and then buried in a mass grave in the town of Bucha, outside Kyiv, Ukraine April 8, 2022. REUTERS/Valentyn Ogirenko 

A local resident Oleksandr reacts as he recognised his brother Vadym among the bodies of civilians who Ukrainian officials say were killed during Russia's invasion and then buried in a mass grave in the town of Bucha, outside Kyiv, Ukraine April 8, 2022. REUTERS/Valentyn Ogirenko 

European Commission President Ursula von der Leyen, High Representative of the European Union for Foreign Affairs and Security Policy Josep Borrell and Slovakia's Prime Minister Eduard Heger stand next to bodies that were exhumed from a mass grave as they visit the town of Bucha, as Russia's attack on Ukraine continues, outside of Kyiv, Ukraine April 8, 2022. REUTERS/Valentyn Ogirenko 

European Commission President Ursula von der Leyen, Slovakia's Prime Minister Eduard Heger, and Ukraine's Prime Minister Denys Shmyhal stand next to bodies that were exhumed from a mass grave, as they visit the town of Bucha, as Russia's attack on Ukraine continues, outside of Kyiv, Ukraine April 8, 2022. REUTERS/Janis Laizans 

Ukrainian servicemen stand guard next to bodies that were exhumed from a mass grave, during a visit of European Commission President Ursula von der Leyen, High Representative of the European Union for Foreign Affairs and Security Policy Josep Borrell, and Ukraine's Prime Minister Denys Shmyhal in the town of Bucha, as Russia's attack on Ukraine continues, outside of Kyiv, Ukraine April 8, 2022. REUTERS/Janis Laizans 

European Commission President Ursula von der Leyen and High Representative of the European Union for Foreign Affairs and Security Policy Josep Borrell walk next to bodies that were exhumed from a mass grave as they visit the town of Bucha, as Russia's attack on Ukraine continues, outside of Kyiv, Ukraine April 8, 2022. REUTERS/Valentyn Ogirenko 

European Commission President Ursula von der Leyen, High Representative of the European Union for Foreign Affairs and Security Policy Josep Borrell, Slovakia's Prime Minister Eduard Heger and Ukraine's Prime Minister Denys Shmyhal stand next to bodies that were exhumed from a mass grave as they visit the town of Bucha, as Russia's attack on Ukraine continues, outside of Kyiv, Ukraine April 8, 2022. REUTERS/Valentyn Ogirenko 

Ukrainian servicemen stand guard next to bodies that were exhumed from a mass grave, during a visit of European Commission President Ursula von der Leyen, High Representative of the European Union for Foreign Affairs and Security Policy Josep Borrell, and Ukraine's Prime Minister Denys Shmyhal in the town of Bucha, as Russia's attack on Ukraine continues, outside of Kyiv, Ukraine April 8, 2022. REUTERS/Janis Laizans 

European Commission President Ursula von der Leyen, High Representative of the European Union for Foreign Affairs and Security Policy Josep Borrell and Ukraine's Prime Minister Denys Shmyhal walk next to bodies that were exhumed from a mass grave, as they visit the town of Bucha, as Russia's attack on Ukraine continues, outside of Kyiv, Ukraine April 8, 2022. REUTERS/Janis Laizans 

European Commission President Ursula von der Leyen, High Representative of the European Union for Foreign Affairs and Security Policy Josep Borrell, Slovakia's Prime Minister Eduard Heger and Ukraine's Prime Minister Denys Shmyhal stand next to bodies that were exhumed from a mass grave as they visit the town of Bucha, as Russia's attack on Ukraine continues, outside of Kyiv, Ukraine April 8, 2022. REUTERS/Valentyn Ogirenko 

European Commission President Ursula von der Leyen, High Representative of the European Union for Foreign Affairs and Security Policy Josep Borrell and Slovakia's Prime Minister Eduard Heger stand next to bodies that were exhumed from a mass grave as they visit the town of Bucha, as Russia's attack on Ukraine continues, outside of Kyiv, Ukraine April 8, 2022. REUTERS/Valentyn Ogirenko 

A woman reacts upon recognizing clothing worn by her mother the last time she saw her, during an interment ceremony for recently exhumed human remains dating to back Guatemala's 36-year civil war, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

People carry coffins of recently exhumed human remains, the majority unidentified, dating back to Guatemala's 36-year civil war from a church to an interment site, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

Pigs run in the market center on the day recently exhumed human remains dating back to Guatemala's 36-year civil war were interred in the community, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

Family members mourn over the coffin of a family member identified by DNA testing, after human remains dating back to Guatemala's 36-year civil war were exhumed and prepared for interment, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian TPX IMAGES OF THE DAY 

Matilde Sub, a member of the group Grandmothers of Sepur Zarco, who were witnesses in hearings leading to verdicts against members of the military that committed acts of sexual violence during Guatemala's 36-year civil war, bathes herself on the day recently exhumed human remains from the conflict were interred in the community, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

People attend Mass in front of coffins containing recently exhumed human remains dating back to Guatemala's 36-year civil war, before an interment ceremony, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian TPX IMAGES OF THE DAY 

Community members carry coffins of recently exhumed human remains, the majority unidentified, dating back to Guatemala's 36-year civil war from a church to an interment site, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

People attend mass in front of coffins containing recently exhumed human remains dating back to Guatemala's 36-year civil war, before the coffins were interred, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

Community members carry coffins of recently exhumed human remains, the majority unidentified, dating back to Guatemala's 36-year civil war from a church to a site for interment, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

Women of the group Grandmothers of Sepur Zarco, who were witnesses in hearings leading to verdicts against members of the military that committed acts of sexual violence during Guatemala's 36-year civil war, mourn over coffins of recently exhumed human remains from the conflict, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

A woman cries over the coffin of her father, Julian Teni, before his and other recently exhumed human remains dating back to Guatemala's 36-year civil war were interred, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

A woman mourns over the coffin of her mother before recently exhumed human remains dating back to Guatemala's 36-year civil war were interred, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

A girl watches the interment of coffins containing recently exhumed human remains dating back to Guatemala's 36-year civil war, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

A boy stands in front of coffins containing recently exhumed human remains, the majority unidentified, dating back to Guatemala's 36-year civil war before the niches were sealed, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

A child sleeps on his mother's lap on the day community members interred recently exhumed human remains dating back to Guatemala's 36-year civil war, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

Altar boys participate in a procession of recently exhumed human remains dating back to Guatemala's 36-year civil war from a church to an interment site, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

People carry coffins of recently exhumed human remains, the majority unidentified, dating back to Guatemala's 36-year civil war from a church to an interment site, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

Women of the group Grandmothers of Sepur Zarco, who were witnesses in hearings leading to verdicts against members of the military who committed acts of sexual violence during Guatemala's 36-year civil war, eat after the interment of recently exhumed human remains from the conflict, in Sepur Zarco, Guatemala December 10, 2021. Picture taken December 10, 2021. REUTERS/Sandra Sebastian 

A boy plays with cardboard boxes the day before the interment of recently exhumed human remains dating back to Guatemala's 36-year civil war, in Sepur Zarco, Guatemala December 9, 2021. Picture taken December 9, 2021. REUTERS/Sandra Sebastian 

Men load coffins containing recently exhumed human remains, the majority unidentified, from Guatemala's 36-year civil war into a church for viewing before interment, in Sepur Zarco, Guatemala December 9, 2021. Picture taken December 9, 2021. REUTERS/Sandra Sebastian 

A man stands by a pickup truck stacked with coffins containing recently exhumed human remains, the majority unidentified, from Guatemala's 36-year civil war, at a church, in Sepur Zarco, Guatemala December 9, 2021. Picture taken December 9, 2021. REUTERS/Sandra Sebastian 

People are seen on a street the night before the interment of recently exhumed human remains dating back to Guatemala's 36-year civil war, in Sepur Zarco, Guatemala December 9, 2021. Picture taken December 9, 2021. REUTERS/Sandra Sebastian 

Women participate in a ceremony the night before the interment of recently exhumed human remains dating back to Guatemala's 36-year civil war, in Sepur Zarco, Guatemala December 9, 2021. Picture taken December 9, 2021. REUTERS/Sandra Sebastian 

Coffins containing recently exhumed human remains from Guatemala's 36-year civil war are displayed in a church the day before interment, in Sepur Zarco, Guatemala December 9, 2021. Picture taken December 9, 2021. REUTERS/Sandra Sebastian TPX IMAGES OF THE DAY 

Emelina Bol Guitz attends a ceremony the day before the recently exhumed remains of her mother and other victims of Guatemala's 36-year civil war were interred, in Sepur Zarco, Guatemala December 9, 2021. Picture taken December 9, 2021. REUTERS/Sandra Sebastian 

Women participate in a ceremony the night before the interment of recently exhumed human remains dating back to Guatemala's 36-year civil war, in Sepur Zarco, Guatemala December 9, 2021. Picture taken December 9, 2021. REUTERS/Sandra Sebastian 

A woman reacts upon seeing the open coffin of a family member after recently exhumed human remains dating back to Guatemala's 36-year civil war were exhumed, in a church before an interment ceremony, in Sepur Zarco, Guatemala December 9, 2021. Picture taken December 9, 2021. REUTERS/Sandra Sebastian