Almost exactly eight years ago, I was leaning against a shed at Sand Creek Farms in Shelbyville at sunset during the Walking Horse Celebration when my momma called. She told me my grandmother was dying of pancreatic cancer. I remember where I was because it was some of the worst news I ever received & I was helpless to it.   Pearl Harbor attack. JFK assassination. Challenger explosion. September 11, 2001. These are events in America’s history that are so firmly ingrained & so important in our memories we know exactly what we were doing & where we were. We share these memories; we are not alone in our anger & grief. I wasn’t alive for Pearl Harbor or the assasination, so they are just images & bits of what I absorbed in history classes over the years. The photos are grainy & details are fuzzy in my mind, as they were just dates to memorize for the impending exam. I was five for the Challenger tragedy. I was in the floor playing & the tv was on. I remember sharp intakes of breath & cries of “What happened???” around me. I was wearing my magenta colored plastic charm necklace. September 11th was another scenerio entirely. I was grown, working, a voting American citizen. Details are crystal clear. It was a normal morning at the Co-op…until it wasn’t. A man came in on his regular errand & told us a…