Halliwell pleads guilty to the murder of Sian O'Callaghan
Swindon taxi driver Christopher Halliwell, 48, has pleaded guilty to the murder of 22-year-old Sian O'Callaghan in March last year.
Halliwell's daughter urges him to give families justice
Chris Halliwell's daughter has appeared on ITV's Daybreak asking her father to give "justice" to the family of the second woman he killed.
Who is Chris Halliwell?
Swindon taxi driver Chris Halliwell has been jailed for the murder of Sian O'Callaghan but is he guilty of the murder of other women?
How killer Halliwell was caught
It was a fluke, in a way, that Halliwell was ever caught. But it also needed some good detective work.