UPDATE: Maine State Police say the situation has been resolved and the shelter-in-place order has been lifted.

Police were responding to a critical incident in Aroostook County on Wednesday.

Police haven’t released details about the situation in Mars Hill, where the public has been asked to shelter and lock their doors.

#ALERT Due to a critical incident in Mars Hill, law enforcement are asking for the public to shelter and lock their doors. We will update as the situation evolves.

Media inquiries should be directed to the Aroostook County SO for more information.

— Maine State Police (@MEStatePolice) October 20, 2021

We’re expecting updates from police as the incident unfolds.