New Hampshire Teen Arrested for Alleged Sister's Homicide

Tuesday, June 9, 2026 at 4:15 PM

Logan Anderson has been charged with second-degree murder for intentionally causing his sister's death.

A teenage resident of New Hampshire has been charged with the murder of his sister. Authorities reported that Logan Anderson, aged 18, is accused of killing his 21-year-old sister, Leah Anderson.

The incident unfolded early on Monday on Mad River Road in Thornton, where Leah was discovered with a significant head injury. She was promptly taken to a medical facility, but unfortunately succumbed to her injuries shortly thereafter.

In response to the incident, Logan Anderson has been charged with second-degree murder for intentionally causing his sister's death. He is expected to face arraignment in Plymouth on Tuesday. Meanwhile, an autopsy has been scheduled for the same day to determine the exact circumstances surrounding Leah's death.

Leah Anderson was pursuing a degree in elementary education and youth development at Plymouth State University. In light of her passing, the university expressed its sorrow, extending condolences to her loved ones and peers. The institution’s president highlighted Leah's compassionate nature and remarked on how her kindness positively impacted the lives of those around her. The university is offering various resources and support for students, faculty, and staff to navigate this tragic event.