“Those we lost live on in us – in the families who love them still, in the friends who remember them always, and in a nation that will honor them now and forever.” (President Barack Obama at dedication of the national memorial, May 15, 2014)

8:46 a.m. – Plane crashes into North Tower of World Trade Center in New York City

9:02 a.m. –Plane crashes into South Tower

9:37 a.m. –Plane crashes into Pentagon in Arlington, Va.

9:59 a.m. – South Tower collapses

10:10 a.m. –Plane crashes in Shanksville, Pa., after passengers fight with hijackers

10:28 a.m. –North Tower collapses

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