in philadelphia and it killed a fire lieutenant matt letourneau. and the atf national response team is on the case. they will soon start digital mapping of the remnants to help determine a cause and officials have not been able to get inside because the structure is and state flags in harrisburg and philadelphia were lowered to half staff in honor of fallen fire lieutenant letourneau, governor wolf says that the lieutenant's sacrifice will not be forgotten. >>> and the deadly cold especially for the elderly. that was driven home in bucks county. sara bloomquist explains. >> police were called to the 3100 block of freeman's lane in the holland section of northampton township. after the neighbor discovered the body of an 88-year-old woman next to his house. as of this time there is no foul play but it appears for whatever