ABC Online | Mother, son admit to killing police officer Bryson Anderson ABC Online A mother and son have pleaded guilty to killing a New South Wales police officer called to their home in Sydney's north-west. According to police, Mitchell Barbieri, 21, and his 47-year-old mother, Fiona, barricaded themselves inside their Oakville home when ... Youth faces life in jail after pleading guilty to murdering police officer Mother and son 'guilty' of NSW cop's death Mother and son 'guilty' of stabbing to death Detective Inspector Bryson Anderson ... |