Kelly and Abbey investigate the brutal slaying of a pregnant woman who was able to call 911, but died before naming her killer. Eyewitnesses at a nearby bar could help crack the case, but they aren't willing to talk.

Kelly and Steve look into the 2007 murder of a single father who was gunned down by a sharpshooter with a high-powered rifle. State-of-the-art digital forensics may help poke a hole in the suspect's alibi.

A woman vanishes during her nightly walk in 2018. The last time she's seen alive is by an ATM security camera that could hold the key to solving her disappearance.

Kelly and Terri investigate the 2015 homicide of a beloved father, veteran and Little League coach. A re-examination of the crime scene reveals a terrifying clue into who may have killed him.

For their 100th case, the team examine the 2007 murder of a popular college student stabbed to death in her bed. They need the help of their forensic pathologist, digital forensics expert and DNA lab to solve the case.

The team continue their investigation into the murder of a popular 18-year-old college student. Now down to three suspects, they check the credibility behind a lead that links one of them to the crime.