The Norman Police Department (NPD) responded to a reported shooting in the 1300 block of Torrey Pines Road at approximately 3:34 p.m. Saturday. Once on scene, officers located three individuals with gunshot wounds.

The initial investigation indicates that the suspect, later identified as 25-year-old Mark Christian Shepherd, entered the residence and shot three family members before leaving the scene.

One adult male died as a result of his injuries. Two adult females were transported to an area hospital in critical condition where they remain hospitalized.

Officers quickly identified and located Shepherd driving in the area of Chautauqua Avenue and State Highway 9. Officers initiated a traffic stop and Shepherd was taken into custody without further incident.

Shepherd was booked into the Cleveland County Detention Center on one complaint of first degree murder and two complaints of assault with a deadly weapon.

The incident remains an active investigation by the NPD Criminal Investigations Division.