Ukraine: Nato prepares troop boost in eastern Europe
Global News Podcast - A podcast by BBC World Service
Leaders are expected to agree the increase at an emergency meeting in Brussels. Also, a top adviser to Vladimir Putin has resigned, citing the war in Ukraine, we hear from a survivor of the bombing of the theatre in the besieged city of Mariupol, and America's first female Secretary of State, Madeleine Albright, has died.
