Deputies responded just after 11 p.m. Tuesday to the 4200 block of River Run Drive in Sanford where they found 76-year-old Joan Collins dead from a gunshot wound.
Randall Lee Stark, 66, was arrested at the scene. The sheriff's office said Collins and Stark lived together and were in a long-term relationship.
Stark was charged with murder and was being held in the Lee County Jail without bond.
The case remains under investigation, the sheriff's office said.
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