UK imposes sanctions on officials at prison where Alexei Navalny died

Foreign secretary announces six people will have their assets frozen and be banned from entering UK

Senior prison officials at the Artic penal colony where Russian opposition figure Alexei Navalny was “detained and killed” will be banned from the UK and have their assets frozen under sanctions announced by David Cameron.

The UK foreign secretary sanctioned six individuals in response the politician’s death, which has been widely blamed on the Kremlin.