Update, 2:45 p.m.—Woburn Police have one man in custody, after a day-long negotiation with a man threatening to jump off the roof of 576 Main St.
The man is being brought to Woburn Police for booking.
He was on the roof of the apartment building from about 8 o'clock this morning until 2:40 p.m. Wednesday. The negotiation shut down Main Street completely from Charles Street to Chestnut Street, and at times, further out.
At one point during the standoff, only the sound of the fan keeping the "pillow" inflated in the parking lot could be heard.
Update, 2 p.m.—Woburn Police and Fire remain at the scene, negotiating with the man on the roof.
The man, who was earlier seen from the front of the building, is now at the back. His parents and a doctor are on scene, according to police reports.
According to witnesses, the man went onto the roof after Woburn Police attempted to serve a warrant around 8 a.m. this morning.
He has been on the roof since, seen smoking cigarettes and talking on his cell phone, while also speaking with negotiators. A pant leg is ripped, and he has a long-sleeved shirt on.
The Woburn Police night shift was called in at 1 p.m., while the day shift is being held over at the scene. Other cities have also responded, including Wilmington Police and Boston Fire.
Update 12:15 p.m. - The police are expanding the area in which they are blocking traffic on Main Street at Chestnut and Charles streets. The man is now sitting on the center of the roof.
Update 10:05 a.m. - Boston Fire and Woburn Police have set up an inflatable "pillow" in the parking lot of the apartment building. A police negotiator has appeared at the window to speak with the man. The man is leaning against a wall smoking a cigarette.
An ambulance is on the scene.
Updated Wednesday, 10 a.m. - All traffic, cars and pedestrian, is being stopped at Main Street and Kilby Street. Woburn Police also report traffic problems and Main Street and Salem Street.
Although police have not confirmed anything yet or provided details of the situation, there is a man on the roof of 576 Main Street, the center of police activity.
Wednesday, 9:51 a.m. - The Woburn Police action is still ongoing at the apartment building on Kilby. Traffic is being stopped at Main Street and Chestnut Street and at Mishawum Road and Clinton Street. Pedestrian traffic has also been stopped in this area.
Wednesday, 8:45 a.m.—Woburn Police were forced to shut down several roads in the Main and Kilby streets area due to police action this morning.
At about 8:15 a.m. Wednesday, WPD began shutting down roads in an attempt to deal with a police response to an apartment building on Kilby.
Several officers were deployed to the area, including a Wilmington Police car, to help with traffic.
Stay with Woburn Patch for more details, as they become available.