Britain’s second most senior diplomat in Washington abruptly leaves post

James Roscoe had served as deputy ambassador to US since 2022 and stood in after Peter Mandelson's departure

Britain's second most senior diplomat in Washington, who stood in as interim ambassador after the sacking of Peter Mandelson, has abruptly left his post.

The UK government gave no reason for James Roscoe's sudden departure which comes amid an investigation into the leak of discussions at a meeting of the UK's national security council.