Aid is not reaching the city
Approximately 160,000 people in the Ukrainian city of Mariupol are without light, communication, water or heat.
British intelligence suggests Russian troops are stopping humanitarian aid entering the city, as they try to force their enemy to surrender.
The United States and EU are expected to announce more sanctions on Moscow - but the Kremlin denies carrying out war crimes.
US Secretary of State, Antony Blinken believes there has been a deliberate campaign to torture and kill civilians:
