According to a written answer provided by Mayor Sadiq Khan to London Assembly Caroline Pidgeon, the new in-car system uses software “partially funded by the Home Office Biometric Team” and will be piloted in Westminster ahead of a wider roll-out.

Engineers will use the traditionally quieter festive period to carry out essential improvement work on tracks, roads and signalling, while Network Rail will also be carrying out engineering work that will affect some TfL services.

This summer showcases the Museum’s transformation into a Natural History Museum for the future. Plunging through the heart of Museum’s iconic main hall, a gigantic blue whale skeleton will lead a cast of natural world stars, telling the dramatic story of evolution, diversity in the world today and our urgent role in the planet’s future.

Mayor Boris Johnson has given the go-ahead for every neighbourhood and response officer in the Met to be equipped with body-worn video cameras following a successful trial of the technology.