Harrisburg police are investigating an assault in which the victim was severely beaten about the head and suffered serious injuries.
The incident occurred in the 2100 block of North 3rd Street on Sunday around 3:30 a.m.
Police said they are looking for a man and a woman in connection with the attack.
The man is his mid 20's, is about 5'10" tall with a thin build, and was wearing a white baseball hat. The woman is in her mid 20's, is 5'11" to 6'0" tall, and was wearing her hair in pigtails, police said.
Anyone with information may call Harrisburg police detective John O'Connor at 717-255-3175.