History / Reels on Instagram: "September 11, 2001, was a date that forever changed the world. The morning began as an ordinary day in New York, but within a few hours, the sky above the city was shrouded in thick smoke, and millions of people witnessed one of the most tragic events in human history. At 8:46 a.m., American Airlines Flight 11 crashed into the North Tower of the World Trade Center. Seventeen minutes later, at 9:03 a.m., United Airlines Flight 175 struck the South Tower. In a matter