A fire this week that killed nine residents at a Fall River assisted living home has raised new questions about whether the 273 such residences in Mass. are properly staffed and equipped.

All 273 assisted living facilities in Massachusetts will be required to send a letter to all residents and families detailing fire safety protocols.

A 10th victim has died from the fire that ripped through a Massachusetts assisted-living facility earlier this week, officials said Thursday, as records and accounts from staff raise concerns about conditions at Gabriel House before the blaze. ‘You don’t come back from that’: Fall River paramedics speak for 1st time after Gabriel House fire

The cause of the deadly fire at the Gabriel House assisted living home in Fall River, Massachusetts is still unknown.

It’s very important in a crisis that people stay in contact,” Mayor Paul Coogan said in a wide-ranging interview from his office Friday.