State College police are investigating an assault that occurred Friday at the Sigma Tau Gamma fraternity.
According to a police report, the assault occurred sometime between midnight and 2 a.m. at 500 S. Allen St.
Police said the 19-year-old resident victim asked a group of people to leave the property. An unknown male actor from the group then punched the victim in the face and knocked him to the ground, the report said.
The victim was transported to Mount Nittany Medical Center and transferred to Hershey Medical Center with “significant head trauma,” police said.
Police are asking anyone with information to call 234-7150.