For some, 2001 was a very long time ago. Yet, the memories of the 9/11 attacks that happened that year do not fade. Many still see the Twin Towers on fire in the mind’s eye. America, and the world, mourned when terrorists hijacked four commercial aircrafts to use as weapons. Two planes crashed into skyscrapers in New York City and another hit the Pentagon in Washington D.C. The fourth aircraft was…