In a not-totally-unexpected development, Mayor Vince Gray was roundly booed as he delivered the ceremonial “Play Ball” before today’s Nationals home opener. Of course, the easy explanation is that the crowd really laid into Gray because of the generally poor job people believe he’s done over his first three months in office. Add in the gloomy weather and its no surprise that the boo-birds ruffled their feathers.

Image courtesy WJLA Think D.C. Mayor Adrian Fenty is used to getting booed by now? In April, there were boos at his post-South Capitol shooting press conference. Then there were boos at Opening Day at Nationals Park. Today, the mayor received yet another round of boos, this time from students and parents at Dunbar Senior High School’s commencement ceremony. WJLA/ABC7 reports that these most recent boos were apparently due to a perception that Fenty…