Darius Sullivan was convicted of all charges last September for shooting and killing Bradley Police Sgt. Marlene Rittmanic, 44, and leaving her partner critically injured.

Darius Sullivan was convicted in September of killing Sgt. Marlene Rittmanic and critically wounding Officer Tyler Bailey.

Darius Sullivan was convicted of first-degree murder and attempted first-degree murder in the death of Sgt. Marlene Rittmanic and the wounding of Officer Tyler Bailey. Sullivan learned his sentence on ...

Darius Sullivan was convicted on all counts last September in the murder of 49-year-old Marlene Rittmanic. Prosecutors alleged Sullivan shot Rittmanic and her partner as they confronted him at his ...

Darius Sullivan was convicted of all charges last September for shooting and killing Bradley Police Sgt. Marlene Rittmanic, 44, and leaving her partner critically injured while the officers ...

Darius Sullivan was convicted on all counts last September in the murder of Marlene Rittmanic, 49. His girlfriend is also charged, and is awaiting trial. The judge in the case Tuesday denied ...