Europe's New Refugee Crisis

A Ukrainian woman holds a child after crossing the border from Ukraine at the Romanian-Ukrainian border, in Siret, Romania, Friday, Feb. 25, 2022.

More than one million refugees have left Ukraine since Russia invaded the country at the end of February. David Miliband, president and chief executive officer of the International Rescue Committee, talks about the crisis, and offers his perspective on the conflict as a former U.K. foreign secretary.