World leaders and WWII veterans gather for D-Day anniversary squib

The first Allied troops who landed in Normandy on June 6,1944 eventually became a wave that drove German occupiers out of France and forced the surrender of Nazi Germany in May of 1945. But the success of D-Day came at the cost of thousands of lives. Leaders and citizens from around the world gathered to honor them Thursday morning in Normandy. President Trump said their sacrifice made it possible for liberty to survive. Anthony Mason reports.
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