In the circumstances, a chief constable had violated the European Convention on Human Rights 1950 Art.2 and Art.8 by failing to discharge his positive obligation to take protective measures to protect the life of a witness, due to give evidence for the prosecution in a criminal trial, and to safeguard his family where that witness had been subject to an escalating series of incidents of intimidation prior to being murdered.

[2006] EWHC 360 (QB)