Officers were dispatched to a church on the 700 block of E Cornwall Street around 8:15 p.m. for a man, believed be under the influence of drugs, standing on the steeple of a church, city police said.
Upon arrival, the man pointed a long gun at the officers, leading to the declaration of a barricade situation at 8:41 p.m., police said.
The staging area is at G & Westmoreland, with SWAT and Tactical Air units on location.
This is a developing story. Check back for details.
Click here to follow Daily Voice Cornwall-Mount Gretna and receive free news updates.