September 11, 2001 — 23 years ago today, the world changed at 8:46 AM Eastern time. A hijacked jetliner crashed into one tower of the World Trade Center, followed by another plane into the other tower. A third plane smashed into the Pentagon, while a fourth plane crashed in Shanksvlle, Pennsylvania, as passengers and crew tried to regain control from the hijackers. President Bush vowed to find those responsible for the worst act of terrorism on U.S. soil and bring them to justice…