Ключевые слова: 9, 11, america, anniversary, attack, attacks, background, beam, blackboard, building, city, composition, copy, country, date, day, death, downtown, flag, forget, grief, memorial, mourning, nation, national, never, new, nobody, patriotism, prayer, remembrance, sadness, september, skyscraper, sorrow, space, state, symbol, table, terrorist, text, tower, towers, tribute, twin, united, us, usa, victims, york,