True Crime Files

For five years Cindy Brown was married to Bobby Joe Long. During that time, she was physically and emotionally battered by her husband who would go on to kill 10 women in Tampa Bay, Florida.

In 1997, 84-year-old Ken Speakman was murdered, and his prized gun collection stolen. Police were stumped until the guns surfaced in a botched burglary, with no clear link between the cases.

In 2002, British police used mobile phone data and CCTV in one of the UK's first forensic cases to solve the murder of 27-year-old pregnant Soumia Cullinane.