“The Biden administration is engaged in an 11th-hour scramble to provide Ukraine with billions of dollars in additional weaponry, a massive effort that is generating concerns internally about its potential to erode U.S. stockpiles and sap resources from other flash points,” the Washington Post reports. “The lame-duck initiative was spurred in part by Russia’s battlefield momentum and a fear among Ukraine’s fiercest advocates that once President-elect Donald Trump takes office Jan.