Brown, 24, who is at a California facility undergoing anger
management treatment, did not appear at the hearing and was
represented by two lawyers.
In 2009, he was sentenced to five years' probation, community
labor and domestic violence counseling after assaulting singer
Rihanna, his girlfriend at the time.
Brown's probation was revoked following the Washington incident.
A judge in Los Angeles turned down motion by prosecutors to jail
Brown because of the assault charge, but ordered him to stay at
a treatment facility for substance abuse and anger management.
District of Columbia Superior Court Senior Judge Geoffrey Alprin
allowed him to stay in California while he receives the
The "Look at Me Now" singer was arrested in October for
allegedly punching a Maryland man who was trying to get a
picture with him, breaking his nose.
Brown has pleaded not guilty and rejected a deal that would have
reduced the charge to simple assault. His bodyguard, Christopher
Hollosy, faces the same charge.
Brown's lawyers estimated the trial would take two to three
During the hearing, Alprin said it was unusual to see so many
high-priced lawyers for defendants in a simple assault case.
Mark Geragos, one of Brown's attorneys, replied: "It's the most
populated misdemeanor in the history of the planet."
Since the 2009 sentence, Brown has been involved in altercations
with rapper Drake and his entourage in New York and R&B singer
Frank Ocean in a Los Angeles parking lot.
(Writing by Ian Simpson; editing by
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