Celebs Honor Victims, Remember September 11 Terror Attacks On The 15-Year Anniversary

This date never gets any easier.
Fifteen years ago today, our world changed forever when the September 11 terror attacks shocked everyone and claimed the lives of thousands of people in New York, Washington, D.C., and a field in rural Pennsylvania.
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As you'd expect -- and as you, yourself, are probably feeling too -- it doesn't get any easier or less painful to re-live the memories 15 years later.
Celebs of all stripes took to Twit