16 years since the day it all happen, it was a day that no one will ever forget , it changed history forever . 9/11 was a day that many innocent people lost their lives due to terrorist attacks on the world trade center in New York. The collision caused a massive explosion that caused debris to shower the streets. Some described this day as horrific. It was clear that america was now under attack. Which began the search for the leader Osama Bin Laden. Who was found by president Barack Obama and was killed on May 2 , 2011. 9/11 was now a tragedy the greatly effected our country and others.