A working mother wants help with her misguided children.

A tragic accident challenges a family.

A single mother struggles to deal with five children including a demanding Autistic son and a boy with anger problems.

A recently-orphaned teen struggles to fit in with her aunt and uncle.

A disabled mother's teenage daughter seeks isolation due to bullying while her son suffers from Aspergers.

A single mother struggles to control high-maintenance teenage daughters who are headed down a dangerous path.

A couple asks for help from their community with their violent six-year-old son and music-obsessed teen.

In TLC's "Long Lost Family," TV personalities Chris Jacobs and Lisa Joyner help people who have been separated for decades and are longing to be reconnected with lost loved ones. In addition to providing emotional support and guidance, Chris and Lisa conduct painstaking searches through public records and utilize current DNA technology in their search for answers. The spinoff series "What Happened Next" follows up with participants after reunions. Relationships become more complicated, new truths come to light, and never-before-known family members come forward. The spinoff tracks the developments in several of the most talked about stories featured in previous episodes.

How well do you know your neighbors? What are their names? What do they do for a living? After watching "Nightmare Next Door," you may want to find out a little more about them. Each episode tells the story of a murder that happened in a seemingly tight-knit community. Viewers get to the heart of the case through interviews with investigators, prosecutors, family members and -- of course -- neighbors, in addition to forensic experiments. The stories reveal twists and turns, and when a suspect emerges, the final outcome can surprise everyone involved.

Award-winning journalist and author Lisa Ling reports on unconventional lifestyles in the U.S. The former co-host of "The View" introduces viewers to subcultures and communities that are extraordinary and sometimes dangerous, and her interpersonal skills prompt interviewees to discuss matters they don't share with close friends or even family. "I have always believed that the more we know about each other, the more evolved we become," Ling says about the intent of the hourlong documentaries.