"The regime has fallen, and I need to transition to civilian life," says former opposition fighter Omar Halaby, 29, who lost his right leg during a 2017 attack by Syrian forces loyal to then-President Bashar al-Assad. "Part of that process is seeing my late friends one last time, to give them a dignified reburial." Lauren Frayer/NPR hide caption
U.S. Attorney General Merrick Garland speaks at a press conference on Dec. 6, 2023, about DOJ's indictment of four Russian military personnel for war crimes committed against a U.S. national living in Ukraine, the first of such charges ever to be brought under the U.S. war crimes statute. Samuel Corum/Getty Images hide caption
Attorney General Merrick Garland speaks with reporters during a news conference at the Department of Justice on Wednesday as Secretary of Homeland Security Alejandro Mayorkas, right, looks on. Mark Schiefelbein/AP hide caption
An injured Palestinian boy is carried away in the aftermath of an Israeli airstrike outside the entrance of the al-Shifa hospital in Gaza City on Nov. 3. Israel said it targeted Hamas members using an ambulance to leave the hospital. Hamas denied this. Hospital officials said 13 people were killed and dozens injured. Abed Khaled/AP hide caption
Ben Roberts-Smith arrives at the Federal Court in Sydney, on June 9, 2021. Australia's most decorated living war veteran, Victoria Cross recipient Ben Roberts-Smith, committed a slew of war crimes while in Afghanistan, including the unlawful killings of unarmed prisoners, a judge ruled on Thursday, June 1, 2023. Rick Rycroft/AP hide caption
The destroyed section of the Antonivka bridge over the Dnipro river is seen on Nov 18, 2022, in Kherson, Ukraine. Chris McGrath/Getty Images hide caption
Russian President Vladimir Putin speaks to a regional governor via videoconference at the Novo-Ogaryovo residence outside Moscow, Russia, on Oct. 21, 2022. The International Criminal Court said Friday it has issued an arrest warrant for Putin and his children's rights commissioner for possible war crimes. Gavriil Grigorov/Sputnik, Kremlin Pool Photo via AP hide caption
Attorney General Merrick Garland attends the United for Justice International Conference in Lviv, Ukraine on Friday. Claire Harbage/NPR hide caption
A view of the courtyard of Kherson regional children's home in Kherson, southern Ukraine, Friday, Nov. 25, 2022. Russian authorities have been accused of deporting Ukrainian children to Russia to raise them as their own. Thousands of children were seized from schools and orphanages in Ukraine by Russian authorities, according to researchers at Yale University. Bernat Armangue/AP hide caption
Oleksandr Breus, a Ukrainian and onetime French legionnaire, was killed next to his car during the Russian invasion. Oleksandr Holod, who says he witnessed it from his window, describes events as he rides his bike past the charred remains of the vehicle near Nova Basan, Chernihiv Oblast, Ukraine on June 28. Carol Guzy for NPR hide caption
Senior Crisis Advisor of Amnesty International Donatella Rovera (center) released a report August 4, 2022 condemning the Ukrainian army for putting civilians at risk, a possible war crime. Dogukan Keskinkilic/Anadolu Agency via Getty Images hide caption
Smoke rises in the air after shelling in Odesa, Ukraine. Nina Lyashonok/AP hide caption
Russian Sgt. Vadim Shishimarin waits for the start of a court hearing in Kyiv, Ukraine, on Monday. Judges went on to sentence him to life in the first war crimes trial since Russia's full-scale invasion of Ukraine. Natacha Pisarenko/AP hide caption
President Biden, Finland's President Sauli Niinisto and Sweden's Prime Minister Magdalena Andersson deliver remarks in the Rose Garden at the White House on Thursday. Chip Somodevilla/Getty Images hide caption
Russian Army Sgt. Vadim Shishimarin, 21, pleaded guilty Wednesday to killing an unarmed Ukrainian man during the first days of Russia's invasion in Ukraine. His case is the first war crimes trial since Russia invaded Ukraine nearly three months ago. Efrem Lukatsky/AP hide caption
Russian army Sgt. Vadim Shishimarin, 21, is seen behind a glass during a court hearing in Kyiv, Ukraine, on Friday. He is accused of killing a Ukrainian civilian. The first war crimes trial since Moscow's invasion of its neighbor opened Friday. Efrem Lukatsky/AP hide caption
Ukraine Prosecutor General Iryna Venediktova visits a mass grave in Bucha, on the outskirts of Kyiv, on April 13 Fadel Senna/AFP via Getty Images hide caption
Father Oleksandr Yarmolchyk stands inside the demolished nave of his Orthodox church in Peremoha, Ukraine on April 17. He says the Russians bombed his church and held him against his will. Franco Ordoñez/NPR hide caption
Blood is seen on a sidewalk in a residential area following shelling in Kharkiv, eastern Ukraine, on Wednesday. Sergey Bobok/AFP via Getty Images hide caption
Ukraine's Prosecutor General Iryna Venediktova visits a mass grave in Bucha, on the outskirts of Kyiv, on April 13, 2022. The International Criminal Court's chief prosecutor to Bucha visited as the front in Russia's invasion shifted eastward and new allegations of crimes inflicted on locals emerged. Fadel Senna/AFP via Getty Images hide caption
A menorah memorial at the entrance of the Drobitsky Yar Holocaust memorial outside Kharkiv, Ukraine, was damaged in Russian shelling last month. Sergey Bobok/AFP via Getty Images hide caption
Former Yugoslav President Slobodan Milosevic gestures during his U.N. war crimes tribunal at The Hague in 2002. AP file photo hide caption
Russian President Vladimir Putin attends a meeting in the Kremlin in Moscow, on Wednesday. Mikhail Klimentyev/AP hide caption
U.S. Secretary of State Antony Blinken speaks to members of the media, before departing for Brussels from Joint Base Andrews, in Maryland, on Tuesday. EVELYN HOCKSTEIN/POOL/AFP via Getty Images hide caption