Charlotte Charles, mother of 19-year-old Harry Dunn, is seen in Charlton, England, on Tuesday. Dunn’s family lost a court battle with the U.K. government over whether the American driver who fatally struck their son had diplomatic immunity.

Charlotte Charles sits with Tim Dunn, parents 19-year-old Harry Dunn, at their home in Charlton, England, Tuesday Nov. 24, 2020. The parents of the British teen Harry Dunn who was killed in a car crash lost a court battle with the U.K. government Tuesday over whether their son’s alleged killer, an American woman, had diplomatic immunity. (Jacob King/PA via AP)