SIOUX CITY, Iowa (AP) — A man has been formally charged with second-degree murder in the slaying of his roommate in Sioux City. Thirty-eight-year-old Abdiqadar Sharif is accused of stabbing 40-year-old Guled Nur on Oct. 28. The new charge was contained in a court document prosecutors filed Wednesday in Woodbury County District Court. The initial charge by police was first-degree murder.

Prosecutors say Sharif stabbed and kicked Nur after an altercation broke out at their apartment. Sharif is scheduled to be arraigned Nov. 16.