According to the KRON 4 News, a woman, celebrating her birthday, was raped behind the Beach Chalet in Golden Gate Park late last night. Her friends found her after she stepped outside.The victim was later found unconscious and suffering from head injuries by SFPD.

Although, reports CBS 5, two men were taken into custody in connection the assault, police are reportedly looking for two additional suspects.

This comes on the heels of "a small increase in the first quarter in the number of rapes" in San Francisco.