The Latest Breaking News from Kharkiv

The United States and Ukraine say they will not back down even as Vladimir Putin says he has placed Russia's nuclear forces on high alert.

Chants of ‘Putin murderer’ and ‘hands off Ukraine’ bellowed through the streets as thousands protested against Russia’s advance.

“We are running out of food supplies and water and instructions have been given not to leave our bunkers ,” said Vaishnavi Reddy from Narayanpur village of Basavakalyan taluk in Bidar district who is studying first year medical course at Kharkiv National Medical University, Ukraine.

The move comes as tensions heighten between Russia and the west

Kharkiv (Ukraine) (AFP) - Ukraine said Sunday it had agreed to talks with Russia after four days of conflict, as Russian President Vladimir Putin ordered his defence chiefs to put nuclear "deterrence forces" on alert. 

Russian troops enter key city after attacks on oil facilities as western allies agree to block major Russian banks from international payment system

Oleh Synyehubov says Ukrainian soldiers are now ‘cleaning up’ the eastern city

Ukrainians have awoken Sunday after a third night of Russia's massive assault to street fighting in the country’s second largest city, Kharkhiv

Those in Kharkiv seek a safe passage to Russia from where they can be airlifted

A Ukrainian official says street fighting has broken out in Ukraine’s second-largest city of Kharkiv. Russian troops also put increasing pressure on strategic ports following a wave of attacks on airfields and fuel facilities elsewhere.

Invading troops from Russia are trying to take out key Ukrainian infrastructure around cities such as Kyiv and Kharkiv.