Russia fired a hypersonic intermediate-range ballistic missile at the Ukrainian city of Dnipro on Thursday in response to the U.S. and UK's allowing Kyiv to strike Russian territory with advanced Western weapons,

The United States believes that Russia fired a never-before-fielded intermediate-range ballistic missile on Thursday in its attack on Ukraine, an escalation that analysts say could have implications for European missile defense.

KYIV, Ukraine (AP) — Ukraine claimed Thursday that Russia launched an intercontinental ballistic missile overnight at one of its cities, but American officials said an initial U.S. assessment indicated the strike was carried out with an intermediate-range ballistic missile.