Paul Grimwood, a fire engineer at Kent Fire and Rescue Service, developed an alternative approach to firefighting in high rise buildings in 2008. The approach allowed incident commanders to assess which of four firefighting strategies - rescue, intervention, containment or evacuation - should be prioritised. Lawyers from the bereaved, survivors and residents of Grenfell Tower have questioned why the London Fire Brigade did not do the same.

Presenter / Producer: Kate Lamble