President's trip abroad meeting with Churchill. President Roosevelt is about to cut into birthday cake. Enroute in a big plane from Trinidad to Miami on his 61st birthday anniversary, he had to forego his customary personal address to celebrate at birthday balls throughout the United States for the benefit of infantile paralysis suffers. At his right is his chief military advisor, Admiral William D. Leahy. Looking on with deep interest from the other side of the table is Harry L. Hopkins. Lieutenant Cone, captain of the plane, is at Hopkins' left