Ukraine and Russia: What you need to know right now

Ukrainian President Volodymyr Zelenskiy warned late on Friday that Russia's invasion was just the beginning and Moscow has designs on countries beyond Ukraine, after a Russian commander said his country wants control of southern and eastern Ukraine. * Russia's defence ministry said on Friday that Ukrainian fighters and foreign mercenaries are still "securely blockaded" at the Azovstal steel plant in Mariupol.

Ukrainian President Volodymyr Zelenskiy warned late on Friday that Russia's invasion was just the beginning and Moscow has designs on countries beyond Ukraine, after a Russian commander said his country wants control of southern and eastern Ukraine. CIVILIANS * Ukrainian Deputy Prime Minister Iryna Vereshchuk said "there is a possibility" a humanitarian corridor out of Mariupol could be opened on Saturday.

FIGHTING * Russian forces made no major gains in the last 24 hours, British military intelligence said on Saturday. * Russia's defence ministry said on Friday that Ukrainian fighters and foreign mercenaries are still "securely blockaded" at the Azovstal steel plant in Mariupol. DIPLOMACY * U.N. Secretary-General Antonio Guterres will hold talks with Russian President Vladimir Putin in Moscow on Tuesday. (Compiled by William Mallard and Frances Kerry)