Two people were killed in an early-morning fire Saturday in Chelmsford, Massachusetts.

“This is a very sad day for our community and especially for the two families who lost loved ones,” Chelmsford Fire Chief Gary Ryan said in a statement. “On behalf of the Chelmsford Fire Department, I want to extend our heartfelt condolences.”

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A neighbor reported the fire at 53 Mobile Avenue just after 4:40 a.m. Saturday. A Chelmsford Fire Department engine company was close by on an unrelated call and arrived on scene moments later to find smoke and flames at the front and rear of the building. A ladder company arrived a short time later.

Firefighters immediately made entry to locate occupants and attack the fire. They removed

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