"I Killed Him Because He Was Snitching"

An unlikely friendship bloomed in Oxford, Mississippi between a 30-year-old drug dealer and a college-bound teen after a chance meeting at a hotel pool. Then the dealer began to suspect that his friend was one of the 30 or so confidential informants that Metro Narcotics recruits from around the college town each year.

Neo-Nazi Mole

When its informant’s cover was blown, German intelligence destroyed his files. Did his handlers fail to pick up a violent cell that would eventually murder nine immigrants and a cop in order to preserve their asset?

Double Blind

Kevin Fulton, a spy planted in the IRA, thought he was dead when he faced interrogation by a notorious IRA enforcer. But, it turned out, the enforcer was also an agent. How British intelligence undermined the IRA.