During this time he studied at Musselburgh Grammar School , developing an interest in football and swimming .
At this new location Black was sexually abused by a male staff member for three years ; typically by being forced to perform fellatio .
During this time Black studied at Musselburgh Grammar School , developing an interest in football and swimming .
At this new location Black was sexually abused by a male staff member for three years ; typically by being forced to perform fellatio .