PHILADELPHIA — As law enforcement pulled the final remains of a young family from the ashes of their home on Friday morning, the weight of what was lost began to set in across a tight-knit Delaware County community. “We are hurting. We are in pain,” said East Lansdowne Mayor Majovie Bland. “This is a horrible, unspeakable tragedy,” said Jack Stollsteimer, Delaware County’s district attorney. Among the victims were Xuong Le, 40, and his 37-year-old wife, Britni McLaughlin Le. The two were loving and devoted parents who had spent 17 years — nearly half their lives — married, and raising a family…