Argo the Dog, a TSA Calendar Star, Protects Air Travelers by Sniffing out Explosives

Argo, a Transportation Security Administration explosives detection canine, who works with handler Jonathan Lilly, walks through the ticketing area at Baltimore/Washington International Thurgood Marshall Airport, in Baltimore, on Dec. 9, 2024. Stephanie Scarbrough/AP Photo

LINTHICUM, Md.—When Argo walks through the doors of Baltimore-Washington International Airport, he knows it’s time to work.

The 9-year-old black Labrador retriever spends most of his waking hours patrolling the airport, with his sensitive nose finely tuned to detect potential explosives.