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>> The Washington region has grown significantly more diverse over the years, so much so that three towns in the suburbs around the city have ranked as some of the country’s most diverse, reports the Post. According to a study by two sociologists, Lorton, Germantown and Glenmont rank behind only three towns in California in the list of the top 25 most diverse places in the country. The driving factors for the increasing diversity include the role of the government as a driver for employment and growing immigrant populations.

>> The Metropolitan Police Department officer who allegedly made threatening remarks about First Lady Michelle Obama will not be prosecuted by the Secret Service, writes WTOP. After the July incident, MPD and the Secret Service launched a joint investigation; Police Chief Cathy Lanier said that the officer remains on the job but is subject to an administrative investigation for the alleged comments.

>> An investigation into what caused a Ride On bus in Silver Spring to veer off the road and into a home has found that mechanical causes were not to blame, reports the Examiner. Weather has also been ruled out, leaving driver error as a possible reason for the crash. The bus driver is on paid leave, but missed the meeting where he was supposed to speak to investigators about what happened.

Briefly Noted: Maryland congressman apologizes for using Holocaust reference during townhall meeting … Officials explain why the Dulles Toll Road is about to get more expensive … FYI: shooting a speed camera with a slingshot is a dumb idea … Now teachers get to rate their principles … Should D.C. partner with Puerto Rico in fight for statehood? … No new development in fight between D.C. and Nats over who should pay for late-night Metro service.

This Day in DCist: On this day in 2011, WABA advocated for an anti-harassment law for cyclists and two D.C. legislators were called “faggots.” In 2010, Cleveland Park’s “Real People” mural was painted over.