10 people involved in assault , 10 others watched and offered no help , police say . Richmond , California , police say student was gang raped for over two hours . Comment: Victim , 15 , remains in the hospital in stable condition .
10 people involved in assault , 10 others watched and offered no help , police say . Richmond , California , police say student was gang raped for over two hours . Former student , 19 , and 15-year-old arrested . Victim , 15 , remains in the hospital in stable condition .