(Georgetown, DE) -- A Harbeson man is facing up to 15 years behind bars after pleading guilty to the beating death of his three-month-old son. Doyle Hundley, Junior and the infant's mother Casey Layton were charged in December 2015 with first degree murder by abuse of Aiden Hundley. He was admitted to the hospital in May 2015 after having a seizure and was on life support for four-months before he died. A sentencing date for Hundley has not been set while Layton's trial is scheduled for September.