Mr. Armstrong was convicted of the first-degree murder of Sheriff Deputy John Greeney, who was fatally shot in 1990. The jury voted 9-3 to recommend a death sentence and Mr. Armstrong was condemned to death. This Court upheld the sentence and Mr. Armstrong filed a post-conviction challenge in trial court. It was denied and this appeal followed.

Watch State of Florida v. Donna Horwitz, SC15-348

Watch Kentrell Johnson v. State of Florida, SC14-1966