Photo by LaTur

>> Dayvon Green, the University of Maryland student who shot and killed one of his housemates and wounded another before taking his own life yesterday morning, had been acting strangely in recent weeks. The Washington Post reports that Green’s housemates had been feeling increasingly wary around his behavior, and that family members say he suffered from an unspecified mental illness.

>> The planned Silver Line to Dulles International Airport made it through last summer’s turmoil at the Metropolitan Washington Airports Authority because labor-friendly members of the MWAA board were ousted, WAMU reports. According to internal emails, MWAA board members coordinated with Virginia Gov. Bob McDonnell’s office and other Republican officials to remove Dennis Martire from the board.

>> Everything is now shareable. That’s the gist of Christine McDonald’s cover story in the new issue of Washington City Paper, and between ZipCar, Car2Go, Capital Bikeshare, Airbnb, compost removal services, and other offerings, communal utilities are on the rise, though they’re far from perfect.

Briefly Noted: Wizards winning streak ends in Detroit … Man drops shooting victim at Prince George’s fire station, charged with murder … D.C. a good place to start one’s music career, and then you leave … $217 million Powerball winner in Virginia … Washington football team still trolling.