YARMOUTH, ME – JULY 15: Steve Gallagher, assistant chief of the Chillicothe, Ohio Fire Department, leads his yellow lab Gunther, 3, for certification for the first time during the annual State Farm Arson Dog Program Recertification class at the Yarmouth Fire Department Training facility on July 15, 2014. The dogs sniff for liquids throughout the house that could be used in starting a fire. (Tim Greenway/Staff Photographer)

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