Summary: Dr. Teresa Sievers was a rising social media star when she was found bludgeoned to death in her kitchen. Detectives quickly came to focus on her husband Mark, who had taken out a large life insurance policy on his successful wife, in a murder for hire scheme.

Summary: When Richard Smith failed to show up for work, police discovered the murdered bodies of Smith, his mother and brother in their home. Sheriff's deputies told the media they were investigating possible ritual links to the "Wiccan" religion and the timing of the killings with the "blue moon sky."

Summary: Shayna Hubers called 911 to report she had killed her boyfriend in self-defense after he attacked her. However, investigators soon learned he was planning a date with another woman and suspected Shayna killed him in a jealous rage.

Summary: When the body of former policewoman Taylor Wright was discovered buried on a remote Pensacola farm, detectives had a lineup of suspects to investigate including her ex-husband, her new girlfriend and her best friend.

Summary: Nicole VanderHeyden is found shot to death in a Wisconsin farm field; police immediately arrest her live-in boyfriend, who waited 18 hours to report her missing and has a history of domestic violence.

Summary: An investigation into the murder of "Dee Dee" Blanchard found face down in the bedroom of her house just outside Springfield, Missouri.

Summary: For decades, the mystery of Michelle Martinko's murder haunted her town and her family as police searched for her killer without success. 39 years later, through creative detective work and modern investigative techniques, the case took a new twist, leading to an arrest and first-degree murder charges in a long awaited, dramatic trial.

Summary: High school senior Skylar Richardson told no one of her pregnancy. However, when a newborn's body was found buried in the family's backyard, Skylar was charged with murder.

Summary: After a woman is found murdered in her kitchen, the members of a jury are forced to decide if the woman’s abusive husband is the culprit or if the man might be telling the truth as he lays the blame at the feet of his son.

Summary: Todd Mullis claimed his wife fell on a four-pronged corn rake and died; investigators found more than four holes in Amy Mullis' body; they knew her death was no accident.