He says Iran 's supreme court would have to sign off on execution . In the past , such sentences have been severe , source says . According to Leo , the court needed to verify if Nadarkhani had ever been a Muslim . The Christian pastor 's parents were Muslim . Such apostacy trials are rare in Iran .
He says Iran 's supreme court would have to sign off on execution . In the past , such sentences have been severe , source says . The Christian pastor 's parents were Muslim . Such apostacy trials are rare in Iran .