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War in Ukraine War criminal rhetoric
Tough to bring Putin before any court, say experts
Jurisdiction an issue, standards of proof for war crimes daunting
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United States President Joe Biden on Wednesday called Russian President Vladimir Putin a "war criminal" for the first time, marking America's strongest condemnation of the Russian leader and his army's actions since Russia's invasion of Ukraine began.
Momentum has been building in Congress to document and investigate possible war crimes in Ukraine, with the Senate unanimously calling for an international investigation into war crimes on Tuesday.
