Twenty years have passed and still, the images are just as shocking and agonizing as they were on September 11, 2001. The trifecta of the Twin Towers, Flight 93, and the Pentagon attack cost the nation thousands of lives, spawned a two-decade war in Afghanistan, and sparked the phrase "Never Forget." And how can we? That terrible event is rife with terror -- but also heroism. Who can forget the images of firefighters marching towards...
Twenty years have passed and still, the images are just as shocking and agonizing as they were on September 11, 2001. The trifecta of the Twin Towers, Flight 93, and the Pentagon attack cost the nation thousands of lives, spawned a two-decade war in Afghanistan, and sparked the phrase "Never Forget." And how can we? That terrible event is rife with terror -- but also heroism. Who can forget the images of firefighters marching towards...