Where Were You On 9/11?

I spotted this over at AdPunch and it was so powerful I had to post it. It rings especially true for me because I was in high school on 9/11.

The work is from Gerry Graf, executive creative director at TBWA/Chiat/Day. The ad promotes the Wolrd Trade Center Memorial Foundation and there's also a site that documents where people were on 9/11.