A Pierce County judge sentenced a woman to more than 20 years in prison in the stabbing death of her mother during an argument last year.
Laura Jennette Jonston, 21, pleaded guilty last month to one count of second-degree murder in the death of Shirly Miluk, 60. She faced 12 to 20 years in prison during her sentencing hearing this morning.
Jonston argued she’d been a battered child and was protecting herself and her young daughter the night of Feb. 20, 2009. Prosecutors alleged Jonston stabbed Miluk at least nine times in the mother’s Sumner apartment.
Jonston told investigators she …