(KMZA)--The Kansas Bureau of Investigation and the Marshall County Sheriff's Office are investigating a homicide that occurred early Thursday morning in Marysville.

The Marshall County Sheriff's Office requested KBI assistance at about 3:20 a.m. on Thursday. KBI agents and the Crime Scene Response Team responded to the scene.

The investigation indicated that at about 2:30 Thursday morning a 911 call was placed to the Marshall County Sheriff's Office from a man at 1070 Granite Road, in Marysville. The man requested medical assistance for his wife. When deputies arrived at the home, they entered the house and found 57-year-old Jennifer Brown deceased from apparent gunshot wounds. She was pronounced dead at the scene.

After investigating further, Jennifer's husband, 66-year-old Gerald Brown, was arrested for first-degree murder. He was booked into the Marshall County Jail. Formal charges are pending.

The investigation is ongoing. Nothing further will be released at this time.