Nine people were killed and one was critically injured in a fire at an assisted living facility in Fall River, Massachusetts, authorities said. Fall River Fire Chief Jeffrey Bacon called the fire at Gabriel House "an unfathomable tragedy.

The morning after a devastating fire at an assisted living facility on Oliver Street in Fall River, officials were mourning the dead and looking to help the survivors.

Despite the efforts of scores of firefighters – nearly half of whom were off duty at the time – and “every police officer in the city,” nine Gabriel House residents died in the fire, according to offi...