More than 200,000 veterans of World War I and World War II are buried in U.S. cemeteries abroad. By Boulder historian Pete Chandler's count, Coloradans account for around 2,000 of them. Chandler shares his experience visiting the largest of these cemeteries with his son Ty. Then, military historian Benjamin Brands of the American Battle Monuments Commission explains how the 26 foreign cemeteries came to be.