A murder in Yakima, Washington, initially seemed like the result of a burglary gone wrong. Desiree Sunford was found shot to death in her home, but the police didn’t have many leads to follow.

Investigation Discovery’s ‘A Time To Kill: Three’s Company, Four’s a Crowd’ and NBC’s ‘Dateline: Deadly Entanglement’ delve deep into the murder of Desiree Sunford in April 2013. The 30-year-old ...