Mallory estimates double-dipping city employees cost taxpayers about $800,000. (D.C. Department of Employment Services)

Mayor Vincent C. Gray’s administration, including Employment Services director Lisa Mallory, is taking credit for cracking down on the fraud in recent months. And credit they deserve for taking steps to prevent double-dipping within the city government. But here’s a question: Why weren’t the city’s human resources department and unemployment office talking to each other sooner to prevent this sort of thing from happening?

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