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HUNTSVILLE, Ala. (WHNT) – Three people are in custody in connection with a murder investigation.

On July 22, HPD Major Crimes investigators were called to an abandoned home on Blue Spring Road where they discovered Keydrick Davies Evans’ body in a shallow grave.

Daniel Joe Smallwood, 34, and Samantha Bittlow Icy Parker, 28, are also charged with murder in the investigation.

HPD issued a murder warrant for Dominick “Big Man” LaShawn McIver, 22, Monday, and police said he turned himself in Tuesday morning.

Investigators believe the shooting was drug-related.