Two pilots with russian names listing russian airports as their home aerodrome are currently flying circles over Kyiv, Ukraine. That would be completely normal, however those two people are using “ZOV” as their airline code ( which afaik is not ICAO registered prefix ).
Proof 1 - https://i.imgur.com/Ubxm0Cx.png
Proof 2 - https://i.imgur.com/ygi94uX.png
If you are interested in current Russian-Ukrainain war or you are from Russia, you very well know what those three letters represent and mean. It is widely used by pro-russian propaganda and in public spaces russian people use it to show support for current war ( or as they call it - special military operation ). Russian army uses those symbols on their tanks, trucks and other military equipment.
The timing and place of those two pilots is also not coincidence, because for today there is planned event in Kyiv:
Is this behaviour acceptable on VATSIM?