Very likely a politically invoked provocation by Donbass owner himself after reading his statements and having in mind he's a close friend of a known DNR foe and another billionaire whos is now having political ambitions.
Its a nice team and a nice little arena. It would be shame to lose them. Lets hope the situation stabilizes soon enough. Loosing one season is nothing in terms of long term peace and stability of the region and the team.