A Braintree man used a dead teenager’s identity for at least six years to attend the state’s firefighting academy and work as a firefighter in Melrose, federal prosecutors said. Truong Nguyen ...

Truong Nguyen entered the U.S. from Vietnam in 1979 ... Officials say he stole over $46,000 from the Norwell Firefighters Union while a firefighter in Norwell and an officer of the union.

A former Massachusetts firefighter and paramedic from Vietnam ... two names — one in the dead teenager’s and another under ...

Truong Nguyen, 50, pleaded guilty to passport fraud and aggravated identity theft, with sentencing scheduled for June 12, according to a statement from the United States Attorney’s office in Boston.