Breaking down life expectancy in NoVa by census tract.

Everyone knows at least one person that works for a defense contractor. And chances are that they work in Northern Virginia. The Washington Independent has a report on the boon that the war on terror has been to defense contractors, especially those doing IT work, the great majority of which are located in Nothern Virginia counties. Reads the report: Northern Virginia’s economy has been buoyed by government contractors since the Department of Defense was created…