Two men convicted in separate killings are appealing their cases in the Supreme Court of Guam. 

The cases going before the justices today. 

The first is Joshua Palacios who was found guilty of murder.

He is serving life in prison for the July 2019 deadly shooting of Keith Castro in Yigo. 

Palacios's attorney will argue his case on Dec. 14. 

The second appeal was filed by Juan Mendiola who was found guilty of manslaughter for the 2020 deadly shooting of Peter Rios in Mongmong. 

Mendiola will be back in court on Dec. 12.