A Waynesburg man is charged with attempted homicide and involuntary sexual deviate intercourse.
Pennsylvania State Police say the victim is his one-month-old son.
Police say the infant had sustained multiple blunt force traumas as well sexual assault.
Investigators say 26-year-old Zachary Bryte confessed to physically and sexually assaulting the baby.
Bryte faces other related charges.
Bryte's hearing is scheduled for Wednesday at noon.