Tuesday

Poison is an almost invisible form of death, and toxicologists must look for hidden clues in blood and tissue to bring these murders to light.

In the ‘70s and ‘80s a gang of thugs wreaked havoc on the island of Puerto Rico. Organized, experienced and deadly they seemed beyond the reach of the law.

The Whitaker family returns home from a night out celebrating son Bart's graduation from university when they interrupt a burglary in progress at their Texas home. With all four family members shot, police are short on leads – until a surprise informant breaks the case wide open.

A 32-year-old man collapses and dies at his sister's home. The man had been feeling sick for a week prior to his collapse. Dr. G has no medical records to go on, as the man did not go to the doctor, but his external appearance indicates that he was in extremely poor health. Dr. G suspects that the man's self-neglect may have played a role in his death. A 49-year-old father is found dead in his kitchen with multiple stab wounds. The man's teenage son claims that his father stabbed himself to death, but the police suspect that the son was responsible. It's up to Dr. G to determine if the death was a suicide or a homicide.

Shortly after midnight on Valentine’s Day, police found Amie Harwick, a prominent sex therapist and Drew Carey’s former fiancé, dying on the patio under the balcony of her Hollywood Hills apartment. Detectives began to investigate — did she fall, or was she murdered?

The murder of a gay couple in rural california has police stymied – who would want to hurt the well-liked pair? As investigators and forensic scientists dig deeper, they suspect that the killings are linked to a series of arsons that have destroyed several synagogues and an abortion clinic. The trail leads them to the sinister world of hate crimes -- and a chilling plan that must be stopped.

After years of physical abuse, Karra Trichele Allen and her husband Brian take a dangerous turn in their relationship.

When 71-year-old Colleen Harris discovered her 73-year-old husband Robert was having a long-distance affair with a 35-year-old woman in Mongolia, she decided to teach him a lesson.

Patients place their trust in charismatic neurosurgeon Christopher Duntsch, only to suffer catastrophic injuries and death. As complaints mount, a small group of doctors fight to stop him, exposing one of the most shocking medical scandals in American history.

On New Years Eve, 2010 in Cooperstown ND, an intoxicated Kurt Johnson is given a ride home from a local bar. When it’s discovered that Kurt never arrives home authorities begin their search and what they uncover will shock them to their core.

James Ray, a prominent attorney, lived in an upscale home with his girlfriend Angela Bledsoe, a successful businesswoman. But when Angela didn’t show up at the office , police found her dead on the kitchen floor . Ray and his BMW were nowhere to be found.  

In march 1992 claude hawkins was shot dead while he was fishing in coshocton county, ohio. Investigators found no evidence at the crime scene, but hawkins' murder mirrored multiple deaths in other nearby counties and a psychological profile pointed to thomas lee dillon as a suspect. Police arrested dillon on firearms charges, giving authorities time to gather enough evidence to charge him with the murders that had plagued the community.

When the small community of Noel, Missouri discovered their bank was robbed, they’re shocked. When the bank president turned up missing, they’re outraged. And when clues began to surface the facts were more terrible than anyone could have guessed.

A single mother of two believes that she's found her romantic partner when she runs into a former schoolmate, but his charming ways hides his true character.