The investigation began years ago after two drug dealers got into a car accident in a small Tennessee town. What followed was a series of secret wiretaps, a shootout with police and the discovery of drugs hidden in a tractor trailer that would eventually lead federal investigators back to cartel leaders in Mexico.

The investigation began years ago after two drug dealers got into a car accident in a small Tennessee town. What followed was a series of secret wiretaps, a

The U.S. Treasury Department has imposed sanctions on more than a dozen Mexican companies and four people it says worked with a powerful drug trafficking cartel to scam elderly Americans in a multimillion-dollar timeshare fraud.