Why are the flags at the Arlington National Cemetery flown at half staff?

The flags at Arlington National Cemetery are flown at half-staff as a sign of mourning and respect for those who have died in military service to the United States. This solemn gesture is typically observed during national days of remembrance, such as Memorial Day, and following the death of notable figures, including presidents and military leaders. It serves as a poignant reminder of the sacrifices made by service members and the nation’s collective grief.