Cold Case Files shows how timing, persistence and high-tech police work combine to catch people who have slipped through the cracks for decades.

Unsolved crimes locked away in dusty file cabinets. Time is an ineffectual balm. Painful memories are left to a victim's loved ones. What happens when a killer gets away with murder? Thanks to the efforts of a special breed of modern detective, no one escapes the laws of justice - no matter how old the case.—Toby Padilla