MILLERSVILLE – A Lancaster County woman was charged after a domestic incident on Friday, July 10 that occurred in the 200 block of Walnut Hill Road in Millersville. Police say 27-year-old Rhiannon Enck-Polaski of Millersville had gotten into a verbal argument with her mother. Enck-Polaski had then gotten physical and struck her mother four times with a metal baby bouncer causing bruising and a cut to her skin. Enck-Polaski then grabbed a steak knife and threatened to kill her mother. It was also learned that she threw her 5-month-old son on the couch, slapped his thigh and leg area two times, and also held the steak knife to his neck threatening to kill him. Enck-Polaski also hit a television with the knife and cracked the screen. She was charged with endangering the welfare of children, three counts of simple assault, terroristic threats, and criminal mischief. She was arraigned on the charges and was released on $10,000 bail.