SEXUAL ASSAULT ARREST Conway, SC (January 2, 2015) – On Thursday January 1, 2015 at approximately 12:57am, officers of the Conway Police Department responded to a residence on Hwy 905 in reference to a sexual assault. Upon arrival officers were advised by the victim that the suspect had sexually assaulted her. The suspect was still on scene and was arrested and transported to J. Reuben Long Detention Center. Conway Police Department charged William Mattson, 52 of Conway with Criminal Sexual Conduct 1st Degree. The suspects injuries were received prior to officers arriving on scene by someone acting in defense for the victim.