September 11, 2014 11:18 AM EDT

Former White House Press Secretary Ari Fleischer was in a motorcade on the way to an elementary school visit in Florida with President George W. Bush when American Airlines Flight 11 crashed into the North World Trade Tower at 8:46 a.m. on Sept. 11, 2001. Thirteen years later, Fleischer chose to live tweet his personal account of how events unfolded that day. A selection of what Fleischer recalled:

The moment he realized what had happened was an act of terrorism:

Decisions made in real-time that were later criticized:

Photographs of President Bush watching the news:

Times of frustration and technology issues:

Moments of fear:

And resolve:

Fleischer shares the copious notes he took throughout the day:

Click here to read Fleischer’s real-time account of Sept. 11, 2001.

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