A Sioux Falls woman is behind bars after authorities say she assaulted her partner with a knife and a selfie stick.

Sioux Falls Police Lieutenant Dave McIntire says 22-year-old Tyshauna Lyons is facing charges of aggravated assault and simple assault intimidation. Police responded to a call at the apartment on the 11 hundred block of North Cleveland Avenue.

McIntire says Lyons was arrested after she returned to the apartment to threaten the victim, after  allegedly assaulting him.

The injuries, according to McIntire, were not serious.

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