The Biden administration Monday sent warned Congress about the need to approve tens of billions of dollars in military and economic aid to Ukraine, saying Kyiv's war effort to defend itself from Russia's invasion may grind to a halt without it, newswire Associated Press reported.

In a letter to House and Senate leaders and also released publicly, Office of Management and Budget Director Shalanda Young warned the US will run out of funding to send weapons and assistance to Ukraine by the end of the year, saying that would “kneecap” Ukraine on the battlefield.