Weekend Furnace Blast in Indiana Investigated

Faulty furnace may have done it

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As investigators try to determine what caused a deadly explosion that ravaged an Indianapolis subdivision, an expert says people shouldn't be alarmed by a homeowner's suggestion that his faulty furnace could be to blame.

Investigators have been looking at gas meters and pipelines as they try to figure out what happened Saturday night when a blast killed two people, obliterated two homes and left dozens more uninhabitable.