William Propper, 30, is facing a sexual assault of a child charge A karate instructor is facing a sexual assault of a child charge after he allegedly raped a boy at a karate camp in Texas ...

William Propper, 30, allegedly sexually assaulted the boy at the Safety America Karate school in Sugar Land, according to the affidavit. The victim was 13 or 14 at the time of the alleged assault in ...