U.S. senator Marco Rubio says he is concerned the war in Ukraine could spread, citing Russia’s pressure on the United Kingdom and other countries that support Kyiv. The comment comes as media reports highlight claims of intensified Russian activity aimed at Western states.

Several outlets frame Rubio’s warning around accusations that the Kremlin is running covert or indirect campaigns against governments backing Ukraine. This, they say, increases fears of escalation beyond the battlefield and could draw additional countries into a broader confrontation.

Across the reports, the underlying theme is the link Rubio draws between alleged Russian efforts targeting UK and allied support and the risk of the Ukraine conflict broadening. While the outlets differ in emphasis—some focus more on the “harries”/pressure aspect and others on the covert-campaign claim—they converge on Rubio’s central message: he believes current Russian actions raise the possibility of wider instability and conflict.