Russia Ukraine conflict: Explosions heard in Lviv, as Biden promises more military support

President Biden called the fight against President Putin's war on Ukraine a “new battle for freedom” and he has promised more military support for the war effort.

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While Russia says it is moving into phase two of its offensive in Ukraine - and focusing on fully seizing control of the Donbass region, fighting continues to rage on a number of fronts.

In Mariupol, the governor there has called the situation “critical”, with street fighting now spreading through the center of the city.

Ukraine's second largest city Kharkiv, is still under constant Russian bombardment.

And Russian troops are believed to have seized the town of Slavutych , which is home to a number of workers from the besieged Chernobyl nuclear plant .

And a short while ago there were rocket strikes here in Lviv.