article_snippet: Tara Costigan, whose body was found on the laundry floor of a Calwell home in Canberra on Saturday, leaves behind two sons aged 11 and nine, and a newborn girl only one week old.
article_snippet: Tara Costigan, who was murdered on Saturday, leaves behind three children including a one-week-old daughter .
article_snippet: Ms Costigan's, was murdered over the weekend.
highlights_snippet: Tara Costigan was found on the floor in a Calwell home next to an axe .
  