Ukraine’s President Zelensky says Russian shelling is still preventing the establishment of effective humanitarian corridors from Mariupol.
People who have managed to escape in recent days describe scenes of terror in the city, which is under sustained Russian bombardment.
Mariupol Mayor Vadym Boichenko tells the BBC fighting has reached the city centre, confirming earlier Russian reports.
President Zelensky says 130 people have been rescued from the basement of a theatre that was bombed there on Wednesday, but 1,300 remain trapped.
Russian President, Vladimir Putin, speaks to tens of thousands of Russians at an event celebrating eight years since the annexation of Crimea.
US President, Joe Biden, warns China not to provide Russia with military equipment in a call with President Xi Jinping.
The Polish Border Guard Agency says two million people have fled Ukraine to Poland since the war began.