The French president is set on Thursday to finally inaugurate the new €4.2 billion Ministry of Defense building, nicknamed the "French Pentagon". [...] The building is located on the southern edge of the city near Metro Balard, in the 15th arrondissement of Paris. It's due to this location that some refer to it as the "Balargone", a reference to the US Pentagon. [...] It doesn't, however, have five sides like its US counterpart. [...] It will be primarily used as a command center to oversee operations, built to replace a spread of sites that were previously dotted across Paris. Its...