Growing up in Brooklyn with two Holocaust survivor parents who almost never discussed the war, Allen Hershkowitz is now devoted to sounding the alarm over antisemitism sweeping the country. It’s why the 69-year-old author of the memoir, “Finding My Father’s Auschwitz File” — which he wrote upon learning of his late father’s hidden Holocaust hell — plans a reading in Nashville “in response to the recent Nazi parade there,” said Hershkowitz. In the book, Hershkowitz writes about being in the dark about the incomprehensible horrors his parents experienced in concentration camps – “stealing” dog food and enduring possible medical experimentation...