Why are flags at half-mast in the US today? Peace Officers Memorial Day and Nebraska Tribute explained

Flags at half mast today reason explained: United States flags fly at half-staff today, May 15. This honors fallen law enforcement officers on Peace Officers Memorial Day. Nebraska also remembers Staff Sergeant Robert A. Keuchel, a World War II airman. His remains were identified after decades. Flags will remain lowered until sunset at Omaha National Cemetery.