LITHONIA, Ga. -- Police are investigating after a man allegedly shot, stabbed and killed his father.

Not much is known at this time, but police said it happened Monday afternoon around 7412 Union Grove Road.

Police still don't know why the 31-year-old son shot and stabbed his 64-year-old father.

11Alive SkyTracker flew over the scene, where police had surrounded the home with police tape.

Police told 11Alive the man is in custody and was transported him to the DeKalb County jail.

11Alive is working to gather more information.