Robert Hanssen, an FBI agent who was convicted of spying for Russia, dies in prison
The 79-year-old Hanssen was found unresponsive in his cell at a federal prison in Colorado and later pronounced dead, prison officials said. He is believed to have died of natural causes.
WASHINGTON — Robert Hanssen, a former FBI agent who took more than $1.4 million in cash and diamonds to trade secrets with Moscow in one of the most notorious spying cases in American history, died in prison Monday.
Hanssen, 79, was found unresponsive
