President Trump has let Russian President Vladimir Putin "embarrass" him and the entire U.S. by failing to respond as Russia crossed "seven red lines," Sen. Jeanne Shaheen (D-N.H.) said Monday at Axios House on the sidelines of the UN General Assembly.

Why it matters: Shaheen, the top Democrat on the Foreign Relations Committee, is one of several senators calling for more sanctions on Russia and more weapons for Ukraine.

What she's saying: Referring to Russia's incursions into the airspace of several NATO allies, most recently Estonia, Shaheen told Axios' Mike Allen: "If we don't take strong action, who knows what the outcome of that could be?" • "We need to send a strong message to Vladimir Putin that he is done. He needs to end this conflict, he needs to end it now." • "President T

See Full Page