Have heard such rumours, but found nothing really supporting them.

On the other hand, the NATO is now 'flooding' Ukraine with artillery pieces calibre 155mm and related ammo. So, provided the railways…

Have heard such rumours, but found nothing really supporting them. Perhaps there was a specific area - for example: Kremina-Severodonetsk - where they were short on artillery ammo.

On the other hand, the NATO is now 'flooding' Ukraine with artillery pieces calibre 155mm and related ammo. So, provided the railways remain functional, this should change soon.