An employee with the U.S. Army Engineer Research and Development Center (ERDC) and the grandson of a Holocaust survivor spoke at a virtual event April 8 to commemorate Holocaust Remembrance Day. Ross Alter, a research meteorologist in the Cold Regions Research and Engineering Laboratory, spoke to more than 100 ERDC employees who signed on for his online talk, “The Holocaust: What was it, why did it happen, and… why should I care?”