FILE PHOTO: A technical expert tastes cognac in the cellar where Oak barrels are stored at the distillery of Courvoisier house in Cognac, southwestern France, February 11, 2015. REUTERS/Regis Duvignau/File Photo
FILE PHOTO: A technical expert tastes cognac in the cellar where Oak barrels are stored at the distillery of Courvoisier house in Cognac, southwestern France, February 11, 2015. REUTERS/Regis Duvignau/File Photo