Watch the heartfelt moment WWII vets were brought back to Normandy

<p>A new CNN Film "Why We Dream" follows a group of WWII veterans as they make a pilgrimage to Normandy, France for the 80th anniversary of D-Day, and share their resilient stories. Stream the documentary on <a href="https://www.cnn.com/subscription/all-access?source=sub_web_wall-wat-nav">the app</a>, or watch on CNN Memorial Day at 9 p.m EST. </p>