Vernice Ballenger

Ballenger recruited ex husband (who in turn recruited several others)
to rob Ballenger's aunt.  After failing in the robbery, they decided 
that the aunt might identify them, and therefore killed her.

Previous judgement vacated on a technicality.
Nice outline of the events of the case:

http://www.mslawyer.com/mssc/cases/20000622/9700749.html

Ruling Date: 01/13/1993; Ruling Judge: Marcus Gordon; Majority Opinion: 
Pittman, P.J. Disposition: Petition for post-conviction relief, granted; 
conviction of capital murder and sentence of death by lethal injection 
vacated; remanded for a new trial consistent with the opinion of this Court. 

http://www.mslawyer.com/mssc/handdown/20000622.html

Vernice Ballenger, 65, died Monday, April 1, 2002, at Whitfield 
Medical/Surgical Hospital.  No cause of death given.

http://www.clarionledger.com/news/0204/03/2002040302.html