The situation for Ukraine is slipping from a stalemate to again losing territory to the Russian invasion. After two years of combat, will American and EU allies support the Ukrainian cause for as long as it takes?  Guest: Fred Kaplan, Slate’s war stories correspondent.Want more What Next? Subscribe to Slate Plus to access ad-free listening to the whole What Next family and across all your favorite Slate podcasts. Subscribe today on Apple Podcasts by clicking “Try Free” at the top of our show page. Sign up now at slate.com/whatnextplus to get access wherever you listen. Learn more about your ad choices. Visit megaphone.fm/adchoices