Putin appears to be establishing a pretext for a Russian invasion of Ukraine, as hopes for a diplomatic resolution to the context dwindle. It remains to be seen whether a Russian invasion will unite NATO allies or drive a wedge between the European powers and the United States.This episode: congressional correspondent Susan Davis, White House correspondent Franco Ordoñez, and international correspondent Frank Langfitt.Connect:Email the show at nprpolitics@npr.orgJoin the NPR Politics Podcast Facebook Group.Subscribe to the NPR Politics Newsletter.Find and support your local public radio station.