Colin A. Young /State House News Service

The deadly fire last Sunday that killed now 10 residents at an assisted living facility in Fall River, Massachusetts, has lead to government officials ordering all 273 assisted living facilities in the state to send letters to residents and families detailing fire safety protocols, evacuation procedures and key points of contact.

The regional effort to reduce vehicle emissions along the East Coast that advanced in December with just four of 13 interested jurisdictions agreeing to...