Expert explains ‘labor-intensive’ process of investigating Arlington home explosion

The charred remains of an Arlington, Virginia, home the day after it exploded.(WTOP/Nick Iannelli)The charred remains of an Arlington, Virginia, home the day after it exploded.(WTOP/Nick Iannelli)Fire investigators in Arlington County, Virginia, said there was no timeline as to when they might have concrete answers about what caused a home explosion earlier this week, but they are now in the process of digging through debris at the scene.
It is “labor-intensive work,” according to an