After the first 48

A man is stabbed to death in his own home leaving behind two children and his wife. Investigators track down the suspect thanks to surveillance video and some good old fashion detective work.

A woman is badly beaten, set on fire, and left to die in a trailer on the outskirts of Houston. Investigators discover that the assault was likely a revenge attack.

An attempted mugging turned to murder when a man stopping at a gas station for a lottery ticket and beer was shot and killed. With few leads to go on, detectives spent months hunting down the killers.

In Birmingham, AL, a woman, her son and her young niece are stabbed more than 75 times then set on fire inside their apartment. Investigators zero in on the victims' relative.

In Cleveland, a 14-year-old girl was gunned down at her own birthday party when rival gangs opened fire. And in Miami, a woman was shot over a dozen times during a drug deal gone wrong and lived.

An armed robbery escalates into capital murder and rocks a residential Houston neighborhood. One man is left for dead while his killers flee into the night.

A robbery at a Cleveland convenience store turns deadly when a store clerk is shot and killed.