Early in the Civil War, Confederate General Robert E. Lee and his family fled their Virginia estate. Shortly thereafter, Arlington National Cemetery was established there. More than 290,000 people are now interred in Arlington, a privilege that is limited to active, retired, and former members of the armed forces, Medal of Honor recipients, high-ranking federal government officials, and their dependents. Why were the remains of a Vietnam War soldier removed from the Tomb of the Unknowns in 1998? Discuss