North Korean soldiers fighting alongside Russian troops in the Kursk region have already sustained casualties, Ukrainian President Volodymyr Zelensky said on Thursday.

Ukrainian President Volodymyr Zelenskiy said on Thursday North Korean troops had suffered casualties in combat with Kyiv's forces and that some of the 11,000 troops sent to Russia's Kursk region had taken part in fighting.

The Pentagon has responded to claims that North Korean troops sent to Russia to bolster Vladimir Putin’s forces are consuming online pornography as they now have less restricted internet access.