More guns were discovered at Denver International Airport in 2019 than at almost any other airport in the country — only Dallas and Atlanta topped Denver’s count. Transportation Security Administration officers in Denver found 140 guns at airport security checkpoints during 2019, while officers in Atlanta discovered 323 and officers in Dallas found 217, according to statistics released by the agency. Across the country, TSA detected 4,432 guns in passengers’ carry-on bags at 278 airports.