Watch The FBI Files

In the early 1990s, a gang based in the U.S. Virgin Islands smuggled large amounts of cocaine into mainland America. Police and federal agents targeted the violent group, but its leader remained a mystery. In an investigation spanning from Georgia to South America, police, the DEA and the FBI worked together to take down this dangerous drug ring.

In Boston, FBI agents tracked down a gang of robbers who specialized in armored car takedowns. As the robberies grew increasingly more violent, authorities launched a complex sting to trap the deadly ring of thieves.

Dartmouth Professors Susanne and Half Zantop are found brutally murdered in their quaint New Hampshire home. Colleagues confirm that the couple was very well liked. With no trace of forced entry, the FBI Behavioral Science Unit investigated the crime and found two teenagers were responsible for the heinous crime.

The United States is one of the most profitable drug markets in the world. For ruthless and sophisticated drug traffickers, it is truly the land of opportunity.

In Georgia, a series of bizarre shootings terrorized a small town. Two people were killed. Two others were critically wounded. At first, the shootings seemed targeted. Then they seemed random.

In 1987 the New Mexico Penitentiary housed hundreds of violent offenders, rapists, killers, men the juries put behind bars to protect society. On July fourth, seven of those men escaped.

In the southwest one serial bank robber claimed his loot went to the poor, but this thief was no folk hero. He had a gun and was willing to shoot.

In the "˜70s and "˜80s a gang of thugs wreaked havoc on the island of Puerto Rico. Organized, experienced and deadly they seemed beyond the reach of the law.

In the 1980s, the drug trade in New York City was a nightmare. Dealers made millions. Street violence was out of control. The NYPD battled the drug gangs only to become their target.

When the streets of New York flooded with crack cocaine in the 1980's a wave of violence threatened to drown the city. Colombian cartels brought the coke in and ran their operations with an iron fist.

In 1980 the FBI faced the largest explosive device they had ever seen. The bomb was sophisticated, carefully constructed, and designed to destroy an entire building.

In the 1970's South America faced a surge of political kidnappings and assassinations. When the killings spilled onto U.S. soil it was time for the FBI to step in.

In Puerto Rico, a band of extremists waged a guerrilla war against the United States. Their goal, to make the island an independent nation, or die trying.

In the late 1980s the FBI matched wits with a cunning bank robber, a lone gunman responsible for the longest string of unsolved bank robberies in FBI history.

In the early 1990's Philadelphia became the scene of a bloody vendetta. The streets erupted in mob warfare. Authorities feared innocent people would be caught in the crossfire.

In the late "˜70s and early "˜80s, a legitimate Puerto Rican independence movement took hold in the United States. But a splinter terrorist group known as the FALN was suspected of executing hundreds of bombings in major US cities.

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.