'' Flight 175 : As the World Watched '' is an American television documentary film that premiered in August 2006 on TLC . It covers the final moments of the passengers and crew on board United Airlines Flight 175 , which was the second commercial airliner to strike the World Trade Center , impacted with the South Tower , and was the most visually documented ( both photographed and filmed ) flight during the September 11 attacks
September 11 attacks
September 11 attacks
Flight 175: As the World Watched