>> D.C. looks to be trapped in the middle of a presidential endorsement face-off, with Virginia Gov. Tim Kaine already firmly in the Sen. Barack Obama camp (the first governor to endorse the candidate), and Maryland Gov. Martin O’Malley declaring his support for Sen. Hillary Clinton. Will D.C. Mayor Adrian Fenty step into the fray with an endorsement of his own? >> Police have arrested a 12-year-old boy in connection to the “pins in the…

>> Celebrate the start of Asian Pacific American Heritage Month with a discussion of Japanese cinema and culture at the Freer Gallery. Film scholar Tom Vick presents film clips illustrating changes in family dynamics and Japanese society throughout the 20th Century. [Jefferson Dr. at 12th St. SW, $18, 7 p.m.] >> Catch the latest installment of Geek Comedy Tour 3K at Riot Act Comedy Club (aka HR-57). This collection of nerds waxes poet on…

December is the month when the classical music concert schedule gets hijacked by that yearly plague, the Christmas Concert, and its politically correct counterpart, the Holiday Concert. Later this week, we’ll be bringing you a special roundup of musical opportunities to get yourself in the Spirit of the Season, so the pickings in the weekly agenda are going to get slimmer from now through New Year’s. FREE CONCERTS: >> Who doesn’t need to save money…