United 93 Premieres at Tribeca Film Festival

United 93, a new film depicting the the events aboard the hijacked September 11 flight that crashed in Pennsylvania, premieres tonight at the Tribeca Film Festival The film has been endorsed by several family members of the victims, who support the film as a tribute to the heroic actions of the United 93 passengers.

But it has also been protested by New Yorkers not yet ready to see the events of that awful day on film. In fact, the film's trailer was yanked from one Manhattan theater after protests. For many of us, it's still too hard to remember such horrible events so vividly.

Read more about United 93, as well as two documentary films inspired by the events of September 11.