` ` I wish that I could take it back , '' A man killed in an attack . Steven Green must serve life in prison without parole . Surviving family members testify against Green at hearing . He lunges at Green while leaving the stand .
`` I wish that I could take it back , '' says man convicted in 2006 attack . Steven Green must serve life in prison without parole . Surviving family members testify against Green at hearing . Matriarch lunges at Green while leaving witness stand .