Via a reader tip comes this news of a North Korean friendly fire incident in Ukraine. It is coming from Ukrainian intelligence so the usual caveats apply in regards to how true this story is:
Russian paramilitary soldiers were accidentally targeted and killed by North Korean troops in a recent bout of friendly fire, according to Ukrainian officials.
In a statement published on Saturday, the Defense Intelligence of Ukraine (DIU) detailed how Democratic People’s Republic of Korea (DPRK) soldiers have recently assisted Russian troops in the Kursk Oblast, which is currently occupied by Ukrainian forces. Ukrainian officials estimate that around 11,000 DPRK personnel are stationed in Russia.
“The aggressor state of Russia has begun to use DPRK soldiers in assault operations in the Kursk region, in particular, as part of the combined units of the marines and airborne troops of the Russian Armed Forces,” the statement read.
You can read more at the link.