So far this year TSA officers have detected six guns at Reagan National.
MWAA's Police Chief Stephen Holl said that both officers and civilian airport employees receive training on what to do in the event of a shooting at the airport.
Police and paramedics surrounded a terminal on Friday at Los Angeles International Airport because of a reported shooting.
A man has been hospitalized after plunging from a roadway at Reagan National Airport last Tuesday night.
A video captures some of the drama during Reagan National's emergency drill, held Saturday at the airport.