Daryl Doles, 22, of Baltimore was arrested Saturday night and is being held in Central Booking as he awaits a bail review hearing.
Around 7:15 p.m. Coles walked into Good Samaritan Hospital and confessed to shooting himself during an incident about an hour earlier.
Just before 6 p.m. Sunday evening a 24-year-old man was shot in the chest on Lewrew Way near Armstead Way. His last know condition was serious.
At this time police have not released any additional information.