Russia-Ukraine war: Key things to know about the conflict

Ukraine has rejected a Russian offer to evacuate its troops from the besieged city and Russian bombardment continues. One 77-year-old who fled to Poland from Mariupol says 90% of the city has been destroyed.

Russia-Ukraine war: Civilian casualties grow amid shelling

Russian forces largely bogged down outside major cities in Ukraine have turned to shelling them from a distance, including dozens of confirmed attacks on health facilities during the war that on Thursday entered its fourth week.