Stopping aid to Ukraine at a time when Russia's military spending and production is so high could result in a dangerous situation for the West.

Forty-one percent of Republicans view Russia as either “friendly” or an “ally,” a CBS News/YouGov poll released Sunday found, as nearly half of Americans view President Donald Trump as backing Russia in its war against Ukraine—even before the president’s dramatic meeting Friday with Ukrainian President Volodymyr Zelenskyy.

How long can Ukraine last against Russia without US help? Can Europe step up to fill the gap? And how close is Russia to getting what it wants? We explain.