ABC Online | Jonathon Sporton jailed for 21 years for stabbing Good Samaritan to death ABC Online A man has been sentenced to 21 years' jail for stabbing to death a Melbourne father who tried to stop him from bashing his pregnant girlfriend in Altona North. Jonathon Sporton, 22, pleaded guilty to murdering Roger Bertocci, who he chased down and ... Man jailed 21 years for killing of Good Samaritan Roger Bertocci helping pregnant woman Ice-fuelled Vic killer to be sentenced Grieving widow Helen Bertocci speaks to Neil Mitchell |