Meryem Yildirim, 7, left, sits on the shoulders of her dad, Fatih, of Schaumburg, and Adin Bendat-Appell, 9, sits on the shoulders of his dad, Rabbi Jordan, of Deerfield, during a protest of then-President Donald Trump's travel ban at O'Hare International Airport on Jan. 30, 2017. The Muslim and Jewish families befriended each other after meeting at the protest. (Nuccio DiNuzzo / Chicago Tribune) The photograph went viral, instantly becoming a symbol of interfaith unity and a beacon of hope amid turmoil. A Muslim father and his young daughter connected with a Jewish dad and son in a chance encounter...