Kirk Garrison, a forensics expert with the San Bernardino Sheriff's Department, has spent years working at the intersection of digital blueprints, heated plastic filaments, and real-life ...

Donna Truscott want to solve the mystery of her missing grandfather. A DNA test took her search in a shocking direction.

Across the country, state and local crime labs are drowning in evidence. From rape kits to drug samples to vials of blood, ...