Shadow foreign secretary Emily Thornberry on Harry Dunn tragedy

The transcript discusses the need to support British citizens, particularly a family that lost their teenage son. It highlights the importance of standing up for affected parents and questions the current societal values. The issue of diplomatic immunity is raised, as the alleged perpetrator, an American, was taken away by the American Embassy, leading to a chaotic response from the Foreign Office.

What was the reaction of the American Embassy regarding the alleged perpetrator?

How did the Foreign Office respond to the situation described?