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The P4 laboratory, on the campus of the Wuhan Institute of Virology, in Wuhan, in China's central Hubei province. (Hector Retamal/AFP via Getty Images)
Ukraine
Ukraine
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A Ukrainian tank fires during practice on the frontline of the Russia-Ukraine War in Donetsk, Ukraine, on March 29, 2023. (Muhammed Enes Yildirim/Anadolu Agency via Getty Images)
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US Army National Guard Soldiers with Battery C conduct pre-mobilization training exercise America鈥檚 Shield on May 15, 2022, at McEntire Joint National Guard Base, South Carolina. (Tim Andrews via DVIDS)
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John P. Walters takes part in a debate at 华体会 in Washington, DC, on April 24, 2023. (Madeline Mills/华体会)
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Servicemen belonging to the Ukrainian storm brigade take part in military exercises outside Kyiv on April 20, 2023. (Sergei Supinsky/AFP via Getty Images)
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NATO Secretary General Jens Stoltenberg and Ukrainian President Volodymyr Zelensky shake hands during a joint a press-conference following their meeting in Kyiv, Ukraine, on April 20, 2023. (STR/NurPhoto via Getty Images)
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Ukrainian soldiers fire targets on the front line in the direction of the city of Ugledar, Donetsk, Ukraine as Russia-Ukraine war continues on April 18, 2023. (Muhammed Enes Yildirim/Anadolu Agency via Getty Images)
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Ukrainian sailors kept on their ship by Russian servicemen as Russian forces without insigna invide Crimea in Sevastopol, Ukraine, on March 5, 2014. (Pierre Crom via Getty Images)
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Russian President Vladimir Putin attends the Russian-Belarussian Supreme State Council, in Moscow, Russia, on April 6, 2023. (Contributor via Getty Images)
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TOS-1 multiple rocket launchers move during the seventy-sixth anniversary of the Victory Day in Red Square in Moscow, Russia, on May 9, 2021. (Sefa Karacan/Anadolu Agency via Getty Images)
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Russian President Boris Yeltsin and American President Bill Clinton sign the Commission on Security and Cooperation in Europe agreement in Budapest, Hungary, on December 5, 1994. (David Brauchli/Sygma via Getty Images)
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A Lithuanian Mi-8 helicopter participating in the NATO Iron Wolf military exercises on October 26, 2022, in Pabrade, Lithuania. (Sean Gallup via Getty Images)
