Rhonda Norton is charged with three counts of assault.
Troopers say the victim was preparing to leave Norton's home Saturday night with their children and was stabbed in the back by Norton.
Troopers say Norton was intoxicated.
The victim, whose name and sex were not released, crawled out of the home and collapsed. Other family members restrained Norton. Emergency responders Sunday afternoon flew the victim to Maniilaq Medical Health Center.
Troopers reached Kivalina on Sunday night and arrested Norton. She was flown to a temporary jail in Kotzebue.
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