e/National Warning System

Information
has gloss	eng: The National Warning System (NAWAS) is a system used to convey warnings to United States-based federal, state and local governments, as well as the military and civilian population. The original mission of NAWAS was to warn of an imminent enemy attack or an actual accidental missile launch upon the United States. NAWAS still supports this mission but the emphasis is on natural and technological disasters.
lexicalization	eng: National Warning System
instance of	e/Warning systems