Food Safety Report: CAVA, Ronald Reagan Washington National Airport (DCA), Arlington, VA, USA 10 months ago • details Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Chills Suspected source: Cava at DC Ronald Reagan Airport Onset: Less than 4 hours Duration: 4 to 12 hours Additional information: The staff were also rude