CHILLICOTHE, Mo. – A female inmate convicted of murder died a the Chillicothe Correctional Center Friday.

Sandra Plunkett, 44, of Holt Summit was serving a life sentence for the shooting of her retired police officer husband, Paul Plunkett. In 2014, Plunkett was found guilty of first degree murder and armed criminal action charges.

The Corrections Center did not say what caused Plunkett’s death.