Marquis Wing of the 800 block of E. 17th Street was arrested at 11:15 p.m. Wednesday and charged with murder. His brother, Daniel Wing, 18, was arrested on Thursday.
The shooting happened at 4:50 p.m. in the 500 block of Townsend Street. The 17-year-old victim, identified as Dayveair Golden, was found suffering from multiple gunshots wounds. He was take to Christiana Hosptial where he died.
Police say Marquis and Daniel Wing were involved in a fight with the victim that lead to the shooting.