Honolulu police arrested a 51-year-old woman on Tuesday night for allegedly trying to kill an 86-year-old woman in Kailua.
Police said the suspect, Marta Whalin, used a dangerous instrument to cause “substantial bodily injury” to the victim at around 3 p.m.
Whalin was arrested on Lama Place on suspicion of second-degree attempted murder and first-degree terroristic threatening.
She has not yet been charged and is still in custody.
Police have not released further details.
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