We all have events in our lives that we will never forget where we were. For my parents’ generation it might by the assassination of President Kennedy or the landing on the moon, for me it’s the explosion of the Challenger space shuttle, the bombing of the Oklahoma City federal building, the plane attacks of 9/11, and, more recently, the mass shooting in Las Vegas. On the first night of our girls’ trip, October 1, 2011, we walked out of a show