GOP Sen. Tillis: 'Our base cannot possibly know what’s at stake at the level that any well-briefed U.S. senator should know'

The more than $95 billion foreign spending package headed for passage in the upper chamber sends money to Ukraine , Taiwan , and Israel .

Senate lawmakers spent the weekend advancing another $61 billion to Kyiv following last week’s embarrassing rejection of a bipartisan compromise bill.

A November NBC News survey found just 35 percent of Republican voters support additional funds for Ukraine .