Trackdown: Man suspected of killing Mario Mena Lopez arrested

Homicide detectives are trying to find the killers who apparently targeted someone at random last month during a crime of opportunity in Far East Dallas. The killer’s car may be easy for someone to identify. Caught on video is a distinct bright orange Dodge Charger. It’s the only clue to the killers who police say were prowling apartments looking for someone to prey on.

Trackdown: Help find the Pleasant Grove drive-by shooters

A local law enforcement officer was shot after three men drove to his home, got out and opened fire last month. He survived, but police don't know if he was the intended target or the wrong Pleasant Grove house.

On Your Side: Little Elm, Big Problem

No insurance. No permits. One Little Elm homeowner says she had no idea what she was getting into. Her experience just might make or break your next home project.

Trackdown: Help find the men who shot Julia Savala

A 78-year-old grandmother with dementia was shot but managed to survive. The two gunmen were caught on tape, but police said the biggest clue is the light blue Dodge Charger they were in, with after-market chrome wheels.

Trackdown: Help find James Roberson's killer

In this week’s Trackdown, Dallas homicide detectives are trying to identify a man who they said shot and killed another man as he sat in his Jeep last month.

Trackdown: Help find the person of interest in Simmion Dillard’s murder

This week, Dallas police have asked FOX 4’s Shaun Rabb and you, the viewers, to help solve the murder of 41-year-old Simmion Dillard, who was killed last week in the 1900 block of Singleton Boulevard in West Dallas. Detectives have gotten bits and pieces of information but not what they need, although they are certain someone has it and just isn't giving it up.

Trackdown: Help find Kevin Li's killer

In this week’s Trackdown, Dallas homicide detectives are seeking help to find the killer of a 27-year-old man who police said was doing nothing wrong when he was shot and killed while in his car at a red light.

Trackdown: Help find Mercedes Clement

In this week’s Trackdown, police are seeking information on Mercedes Clement, who has been missing for nine months. She was last seen walking with a man across an apartment complex parking lot to one of the units at 2205 Empire Central. Now, homicide detectives are working the case.