S1/EP1 In incel subculture, which thrives on message boards and the dark web, lonely men feel unwanted by women--and sometimes lash out with extreme violence.

Dive into the shocking world of contract killings. From Law & Order creator Dick Wolf, Murder for Hire starts Sunday, April 7 at 7/6c only on Oxygen. Get in on the sting!

S1/EP5 Susan Piel, a former Denton County prosecutor, talks about being assigned the case of Bobby Lozano alongside her husband Cary Piel who was a fellow prosecutor. The spouses talk about the Lozano case taking up their entire summer and not having a lot of time for family activities, as well as what it is like to work on a such a high profile case while being married to each other.

S1/EP5 When Texas police detective Bobby Lozano finds his wife Viki Lozano dead from a gunshot wound his fellow detectives work to uncover if her death was an accident, a suicide, or something more sinister. "My impression of Bobby was that he fancied himself a ladies man..." said former Texas Ranger Tracy Murphree. "I had heard rumors already about Bobby's affair with a female detective at the Sheriff's office."