CNN

The First 48 follows detectives from around the country during these first critical hours as they race against time to find the suspect. Gritty and fast-paced, it takes viewers behind the scenes of real-life investigations with unprecedented access to crime scenes, autopsies, forensic processing, and interrogations.

The Real Murders of Atlanta portrays the horrifying cases that highlight the boundaries between gentrified Southern dynasties, hip-hop hustlers and the flashy nouveau riche of this metropolitan mecca of music, entertainment and tech. Told by the investigators, witnesses, reporters and loved ones who have direct connections to the cases, each hourlong story brings Atlanta's hustle and deadly decadence into sharp focus. It's the dark side of the New South, where deadly battles for status and affluence emerge between those who are willing to kill for the good life and those willing to kill to keep it.

Siaja is a young Inuk mother who wants to build a new future for herself. After a spontaneous — and extremely public — exit from her marriage, Siaja has to find a job and a place for her and her young daughter to live, and fast. Her only option might be to go from one complicated living situation to another — where Siaja's dreams of a fresh start collide with some long-kept secrets. To top it all off, this is happening in a small Arctic town where everybody knows your business.

Untamed follows Kyle Turner, a special agent for the National Parks Service who works to enforce human law in nature's vast wilderness. The investigation of a brutal death sends Turner on a collision course with the dark secrets within the park, and in his own past.

Beyond the Gates is set in a leafy Maryland suburb just outside of Washington D.C., and in one the most affluent African American counties in the United States. Here you'll find a posh gated community with winding tree-lined streets and luxurious mansions to call home. At the center of this community are the Duprees, a powerful and prestigious multi-generational family that is the very definition of Black royalty. But behind these pristine walls and lush, manicured gardens are juicy secrets and scandals waiting to be uncovered. And those that live outside these gates are watching closely. These are the places where our characters live, love, work and play. Those who have "made it" and those who haven't are all trying to navigate life … and some with more grace than others.