Prosecuting Evil with Kelly Siegler

Prosecutor Kelly Siegler uses controversial tactics to demonstrate to a jury how a suburban mom could have planned, tortured, killed and buried her husband.

A young man enters a wig shop, stabs three people and flees.

The search for a missing student yielded no returns until a shocking discovery.

Amy Robinson, a teenager with Turner's Syndrome, had just taken her first steps toward independence by getting a job at her local grocery store.

In an exclusive Houston neighborhood, an entire family is found dead of an apparent murder-suicide.

A grieving mother takes her own life, or so it seems.

When two girls are heinously murdered, Houston acknowledges they have a gang problem.

When a teenage track star sneaks out at night, she finds herself caught in a deadly love triangle.

When an elderly couple dies in their home in 1987, Houston police suspect foul play, but the case goes cold.

A torso found floating in Galveston Bay, Texas, leads to the arrest of billionaire Robert Durst.