A construction accident left three people hurt -- one of whom was flown to a hospital -- in Norwood, Massachusetts, Friday, officials said.
The people had fallen about 25 feet off a ladder, fire officials said, leaving two of them in critical condition. The third was in serious condition, the Norwood Fire Department said.
The accident took place on Buckminster Drive in the Commons at Windsor Gardens apartment complex just after 11 p.m., fire officials said.
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A helicopter took one of the victims to a hospital in Boston, according to fire officials.
It wasn't immediately clear as of Friday evening what caused the incident.
"The building inspector and [the Occupational Safety & Health Administration] will come to a determination at some point and they will release that information," Norwood fire Chief George Morrice said.