John Anthony Carrillo, 29, also is accused in other “criminal incidents” since Saturday, including domestic battery, grand larceny of a vehicle and robbery, police said.
Shootings
The victim, described by police as a man in his 30s, was fatally wounded while trying to sell a computer on the 8400 block of Shady Shores Circle.
Metropolitan Police Department spokesman Larry Hadfield said Wednesday afternoon that one person has been arrested.
Dwight Delancy, 21, faces multiple charges for firing his gun during an altercation with the off-duty officer on Tuesday afternoon. He said he fired his gun once as a warning.
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