A jury convicted a homicide defendant on a lesser-included offense of second-degree murder before DC Superior Court Judge Danya Dayson on May 12. Jamil Whitley, 38, was initially charged with first-degree murder while armed, possession of a firearm during a crime of violence, carrying a pistol without a license outside a home or business, and unlawful possession of a firearm with a prior conviction greater than a year for his involvement in the …