Gareth Stark pleaded guilty to manslaughter after shaking his baby son Leon in frustration, leading to a traumatic head injury and his death, with the court highlighting Stark's breach of trust as a father and his prior criminal record as aggravating factors in the case. #Manslaughter #ChildSafety #MentalHealth #Therearenospecificcountrycodesrelevanttothearticle.
