Police in Wau, western Bahr el Ghazal State, arrested a man suspected of having killed a woman in the Jebel Khair neighborhood last week.
Major General Samuel Ajuong, Wau Police Commissioner, told reporters that the suspect was arrested on Wednesday and is currently in police custody as the investigation continues.
He said the woman was killed in an attack by unknown gunmen.
The senior officer thanked local residents for their cooperation with the police in their efforts to apprehend the suspected killer.
He urged citizens to report all criminal activity to the police.