(CNN) A grandmother has identified her son as the man who fired gunshots and set their Philadelphia-area house on fire this week in an episode believed<a class="excerpt-read-more" href="https://wsvn.com/news/us-world/grandmother-says-son-fired-gun-and-set-house-near-philadelphia-afire-now-relatives-presumed-dead-as-wounded-officers-recover/">Read More</a>
Matthew Hatcher/Getty ImagesAn East Lansdowne, Pennsylvania resident says that six members of her family are presumed dead, after an hours-long incident which began with a shooting at her home and ended with the building being engulfed in flames on Wednesday.District Attorney Jack Stollsteimer said investigators believe that three children and three adults were inside of the house when it went up in flames, according to Fox 29. Investigators have discovered partial human remains as well as a cha