
Take a look behind the scenes of the Federal Bureau of Investigation's crime laboratory.

Police dogs, helicopters and hundreds of volunteers participate in the search for an abducted child.

A millionaire's teenage daughter is kidnapped for ransom.

It takes investigators two years to track down the gunmen who stole $18.9 million from an armored-truck depot in Los Angeles.

Authorities range from Alabama to Virginia in search of cousins suspected of seven murders, robbery and possession of an arsenal.