Ключевые слова: 9, 11, 2001, america, attack, background, center, concept, date, day, death, eleven, fallen, flag, government, grey, history, honor, loss, manhattan, memorial, memory, mourning, national, new, patriot, patriotism, political, prayer, remembrance, sadness, september, skyscraper, sorrow, states, symbol, terrorism, terrorist, top, towers, twin, united, usa, victims, view, violence, york,