Ukraine has killed a dozen Russian officers in a series of strikes on an FSB command post in the occupied Donetsk region, its top drone commander has claimed.
Eight high-precision drones crashed into a building housing special forces, killing 12 officers and wounding 15 more on Wednesday, Robert Brovdi said.


Because the Russians did exactly this themselves. https://en.wikipedia.org/wiki/Poisoning_of_Alexander_Litvinenko
Interesting. I never heard of this before.