A boulder fell at a Massachusetts work site Tuesday morning, killing a construction worker.
Crews responded to Woburn Public Library, which is currently being renovated, after the boulder fell on top of the worker.
Fire officials say the worker was at a construction site at Woburn Public Library, which is currently being renovated.
Shortly before noon, Woburn Fire said it was being considered a rescue operation, but they confirmed just before 12:30 p.m. that the worker had died.
No further details were immediately available.