Keep detailed records of everything that happens and be sure to include dates and times. For now, you may make more waves by passing on a rumor. Then again, your boss may want to hear whats going on.
Since the "threat" seems unlikely--based on the administrative operations I would just wait it out for now.
Elinor Robin, "The Relationship Mediator," has more than 18 years of experience in mediation while working within the public and private sectors.