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Fire officials in New York City say a tenant used gasoline to trigger an explosion at a Brooklyn building that killed her and another resident in October.
The Fire Department says 47-year-old Francisca Figueroa poured gasoline in the stairwell of the three-story building on 13th Avenue between 42nd and 43rd Streets �in the Borough Park neighborhood. Investigators are still trying to determine a motive.
Officials initially explored natural gas from a stove as a possible cause of the explosion, but they shifted their focus to other fuel sources.
Attempts to reach several people listed as Figueroa�s relatives were unsuccessful. Calls to their homes and cellphones were not answered.
Tenant Ligia Puello also died in the fire. Three passers-by were injured.

(AP)
