The Biden administration sent Congress an urgent warning Monday about the need to approve tens of billions of dollars in military and economic assistance to Ukraine, saying Kyiv's war effort to defend itself from Russia's invasion may grind to a halt without it.

The Biden administration is warning Congress that without more funding, the U.S. won't be able to provide Ukraine with military assistance.

As Congress remains at an impasse over funding for Ukraine and Israel, the White House issues a stark warning on of the risks of letting resources run dry. CNN’s Melanie Zanona has the details.

The Biden administration is sending Congress an urgent warning about the need to approve tens of billions of dollars in military and economic assistance to Ukraine, saying Kyiv’s effort to defend itse

In letters Monday to party leaders in the House and Senate, White House budget chief Shalanda Young warned that inaction before the end of the year on a new round of funding threatens to "kneecap Ukraine on the battlefield.

As negotiations stall in the Senate over a national security supplemental bill that would provide aid to Israel, the White House on Monday ramped up calls to include Ukraine funding as Senate Republicans demand border reform,

By Jeff Mason, Patricia Zengerle and Richard Cowan WASHINGTON (Reuters) -The United States is running out of time and money to help Ukraine fight its war against Russia, White House officials warned on Monday.

"We are out of money - and nearly out of time," writes Shalanda Young, the White House budget director, in a publicly released letter to Republican and Democratic leaders. She warned that a failure by Congress to approve more military aid to Ukraine before the end of the year would "kneecap" the nation in its fight against Russia and that there was no "magic pot of funding" left to draw from.