Chemical

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The U.S. is looking into claims Russia has already chemical weapons in Mariupol. ...
Harrowing footage shows infernos erupting in the street as fire crews fought to contain the blaze. ...
The Pentagon is monitoring reports claiming that Russian forces used chemical weapons in Mariupol, Ukraine. NBC News' Raf Sanchez reports. ...
Ukrainian President Volodymyr Zelensky told members of the Estonian Parliament that Russia had used "phosphorus bombs" in his country. ...

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