The story of two soldier-cameramen, Sgt Mike Lewis and Sgt Bill Lawrie, who witnessed the liberation of Belsen during the closing days of World War II.
What They Found is a 2025 television documentary film directed by Sam Mendes in his documentary directorial debut. It features footage and first-hand accounts of the 1945 liberation of Bergen-Belsen. It was aired on BBC Two on 7 April 2025.