The boy and his mother were in a vehicle in the 100 block of Fourth Avenue when the shooting happened around 2:44 p.m. Sunday, the Pittsburgh Department of Public Safety said.
Authorities have arrested a 26-year-old man who has been charged with “homicide and criminal association for his involvement,” according to a department statement.
The child has been identified as De’Avry Thomas, authorities said.
“When first responders arrived, they located the child with a gunshot wound inside a vehicle,” the department said.
“The investigation is ongoing. Anyone with information is asked to contact the police.”