Josh Gad discusses the importance of explaining the Holocaust to his children and shares what it was like to hear his grandparents' Holocaust experience for the first time.On International Holocaust Remembrance Day, Gad and his mother tell "The View" how facial recognition helped to find photos of his grandparents from the Holocaust.Software engineer and From Numbers to Names founder Daniel Patt makes an incredible discovery for a family on a decades-long search for information on their grandparents who survived the Holocaust. Learn more about your ad choices. Visit megaphone.fm/adchoices