3. Rage
At 9:03 a.m., Flight 175 slammed into the South Tower, killing hundreds of people and shocking a nation of onlookers to the reality that New York was under terroristic attack.
4. Helplessness
For the first time in history, the FAA grounds all flights in or inbound to the United States. Millions of viewers take to the streets and to TVs around the nation and the world…and just watch.