483 F.3d 836 UNITED STATES of America, Appelleev.Ronald POWELL, Appellant. No. 05-3047. United States Court of Appeals, District of Columbia Circuit. Argued January 25, 2007. Decided April 17, 2007. Appeal from the United States District Court for the District of Columbia (No. 04cr00164-01). Beverly G. Dyer, Assistant Federal Public Defender, argued the cause for appellant. […]