Every Angle Possible on Instagram: "On September 11, 2001, the United States experienced one of the most devastating terrorist attacks in its history. Nineteen hijackers linked to al-Qaeda seized four commercial airplanes, crashing two into the twin towers of New York City’s World Trade Center and one into the Pentagon near Washington, D.C. The fourth plane, United Airlines Flight 93, was brought down in a Pennsylvania field after passengers fought back against the hijackers. Nearly 3,000 people

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