Family of man accused of killing son says he should have been in jail 

DEKALB COUNTY, Ga. - The suspect accused of killing his 5-year-old son at the child’s grandparents home in metro Atlanta made a court appearance Friday. 

>> Read more trending news 

Detectives went over what was found in a house the day, police said, Montrais Boyd killed his son Montrais Jr. and tried to bury him in the backyard. 

Police said the boy was staying with his grandmother in DeKalb County when Boyd and the child's mother unexpectedly showed up from California last week. 

At one point, the mother and grandmother left the father at home with his son and three other children.

Police said that's when the father used a knife to kill the child. Boyd has been charged with malice murder. 

>> Related: Woman whose bones were found in home’s walls likely fell to death through attic floor

Police dashcam video shows Boyd being arrested after a high-speed chase in Arizona a year ago, with that same son in the back seat of his car.