The down helo had been supplied by Belarus.
“this helicopter does not belong to the Russian army, but belongs to the private military company Wagner, it is also very interesting that it is a Mi-8MTKO1 from Belarus, that is, Belarus already supplies even helicopters to Russia”
https://twitter.com/IvanChmoT/status/1587131866905284614
“Russians reportedly attacked a civilian tug boat accompanying the grain transports and killed two crewmembers.”
https://twitter.com/Tendar/status/1587138683521622025