Russia has indicated the it will no longer follow the UN-brokered deal to allow grain carrying vessels to leave the Black Sea.
However, it seems some ships are still leaving Ukraine–
Tail-end of the vessel traffic? Not sure.
But it will definitely cause a couple of problems
- Vessels stuck in the conflict zone might be staying longer than expected
- Alternate routes for grain cargoes are possible e.g. Poland, Romania. But this will increase ton-miles, as well as have weather challenges