The start of a new skyscraper now fills the void left in lower Manhattan after the September 11 attacks, and the site is a gathering place for those who want to remember the thousands who died in a plot hatched by Osama bin Laden. Upon the news of his death, Americans and people from other countries flocked to Ground Zero to honor September 11 victims and soldiers who've died in the "war on terror." Duration: 01:25
