ABC News | Mason Jet Lee's killer's sentence horrifies child safety advocates, with calls for urgent appeal ABC News Child safety advocates and members of Queensland Parliament are "horrified" over the sentence of William Andrew O'Sullivan, who could walk free from jail in less than four years, after pleading guilty to killing Caboolture toddler Mason Jet Lee. Toddler killer 'should be jailed for life' Push for sentencing review after Mason's death Queensland man jailed over toddler's death |