View taken through a window of a former prisoner barrack (Barrack 3) shows Jean-Louis Bertrand (R), son of the French Nazi concentration camp survivor Louis Bertrand (1923 - 2013), as he speaks with an AFP journalist at the "Langenstein-Zwieberge Concentration Camp Memorial" on November 7, 2024 near Halberstadt, eastern Germany. During the construction of a tunnel system in which warplanes were to be built in the last months of World War II, in the subcamp (Codename ‘Malachite’) of the Buchenwald concentration camp almost 2.000 men died. (Photo by Ronny Hartmann / AFP)