WATERTOWN, S.D.(KWAT)–Watertown police say a suspect is in custody in a stabbing that left the victim with potentially life-threatening injuries.

Captain Steve Rehorst says officers were dispatched to the 1000 block of Fourth Avenue Northwest just before 3 p.m. Wednesday, where they found an adult victim with two stab wounds.

Police immediately identified and located a suspect and arrested her. She’s identified as 70 year-old Wanda Shepherd of Watertown. She’s charged with Aggravated Assault.

The victim was taken to Prairie Lakes Hospital.

Watertown police and the South Dakota DCI are investigating.