Overview
- Authorities said a March 10 tip to Nashua, New Hampshire, police reported that Shawn Sullivan allegedly confessed to killing a woman named Jill and burying her under his garage.
- Detectives executed a search at Sullivan’s Audrey Avenue home, used ground‑penetrating radar to probe a roughly 5‑by‑3‑foot patched area, and recovered a plastic bag containing human remains confirmed by the medical examiner to be human.
- Sullivan, 40, was arrested and faces charges of murder, assault and battery with a dangerous weapon causing serious bodily injury, and improper disposal of human remains.
- He is scheduled to be arraigned Tuesday in Lowell District Court, and prosecutors say the investigation remains active across multiple agencies.
- Officials noted that Sullivan and Kloppenburg knew each other, her last known cellphone activity was Jan. 14, 2025, and the recovered remains are being treated as Jane Doe pending identification and a determination of cause of death.