NOGALES, Ariz. — Federal authorities say a man has been arrested at the Arizona border in Nogales after nearly six pounds of heroin was found in his suitcase.

U.S. Customs and Border Protection officers working at the Mariposa crossing say the 25-year-old man was a passenger on a bus coming from Nogales, Sonora, Mexico.

CBP officers seized the heroin, worth an estimated $103,000.

Authorities say the man was turned the man over to U.S. Immigration and Customs Enforcement’s Homeland Security Investigations.

The name of the man wasn’t immediately released Wednesday.