The report from the State Department was brief: Thomas M. Jennings Jr., a federal worker from Burtonsville on a temporary assignment with NATO peacekeepers, had died in a car crash in Southern Bosnia.
Fifteen years later, it turns out that was only part of the story.
Unknown to neighbors and friends, Jennings was working for the CIA, the agency acknowledged last week.
A veteran covert officer — he told acquaintances he worked for the State Department — he volunteered to go to Sarajevo after the Bosnian war as a U.S.-led force worked to maintain peace.
Jennings was leading a four-vehicle convoy through unfamiliar territory late on the night of Dec. 2,...