Two Palm Bay men are facing first-degree murder charges after investigators say they provided fentanyl that led to fatal overdoses. 38 year old Charles Mariner is accused of providing fentanyl to a 34-year-old man who died on January 5, 2024. 23 year old John Garcia is charged in the May 2024 death of a 52-year-old man. Both men are being held without bond at the Brevard County Jail. If convicted, they face life in prison or the death penalty.