By 11 a.m., my employer at the time, the Pittsburgh City Paper, told its staff to go home. [Max 500 characters] If the events of that day changed your life, tell us how. [Max 500 characters] Do you believe that day changed America or the world? [Max 500 characters] ΔMORE STORIESHelp us continue telling stories like this one. We've seen our journalism prompt widespread change in the Pittsburgh region — but none of it would be possible without the support of our community.