Emergency crews responded to a partial roof collapse Monday at a building in Waltham, Massachusetts.
Police were called to the area of 200 Moody St. sometime after 9 a.m. for a partial roof collapse.
The cause is not yet known.
The roof collapse happened in an abandoned building, and it does not appear that anyone was injured.
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The collapse occurred in the area of the roof where the air conditioning unit was housed.
No further information was immediately available.