UK sanctions Russian prison chiefs after Navalny death

The UK has frozen the assets of six Russian prison bosses in charge of the Arctic penal colony where opposition leader Alexei Navalny died.

The sanctioned individuals will also be banned from travelling to the UK.

Western leaders say the blame for Navalny's death lies with the Russian authorities, including President Putin.

"Those responsible for Navalny's brutal treatment should be under no illusion - we will hold them accountable," Foreign Secretary Lord Cameron said.

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