DANGEROUS CAUSE S7 EP2 In the 1970s and 80s, a Puerto Rican separatist group known as the FALN was suspected of setting off bombs in major U.S. cities. Advocating complete independence for Puerto Rico, the group went on a major bombing campaign and FBI agents found themselves racing against time to put a stop to their violent activities. The FBI Files is an American docudrama that takes a look behind the scenes of the Federal Bureau of Investigation's crime laboratory. Real FBI cases are recount

S7 EP1: Voice of Terror: In the late 1970s, the FBI had a working knowledge of anti-Castro terrorists operating in the United States. But then a new group appeared, more violent and aggressive than their predecessors. All agents had to go on was a series of chilling phone calls, a mysterious voice, and the threat of more violence. FBI field offices from New York to Miami coordinated their efforts, determined to catch the vicious killers. Part 3 | Drugs, Guns and Chaos Watch in full on our YouTub

The investigation into a brutal attack reveals a chilling escalation. This planned homicide marks a dangerous shift in the terrorists' willingness to target government personnel. The stakes have been raised. #thefbifiles #truecrime #crimeinvestigation #forensicevidence #unsolvedmystery #terroristattack #governmentpersonnel #homicide #investigation #threatescalation | The FBI Files