Elizabeth Vargas

All of Sugar Land seems stricken with grief and outrage. More than a thousand mourners, including Kent and Bart, attend the funeral for Trisha and Kevin. At the Whitaker home, it's a media circus. With the investigation hitting dead ends, Bart has good reason to believe he'd gotten away with murder. But when we come back, the huge secret he couldn't allow his family to discover.

All of Sugar Land seems stricken with grief and outrage. More than a thousand mourners, including Kent and Bart, attend the funeral for Trisha and Kevin. At the Whitaker home, it's a media circus. With the investigation hitting dead ends, Bart has good reason to believe he'd gotten away with murder. But when we come back, the huge secret he couldn't allow his family to discover.

We have a little girl here for adoption. She has dwarfism.

We have a little girl here for adoption. She has dwarfism.

Something is off. She's just a little girl. You think she's faking it? She has adult teeth? There are signs of puberty?

Something is off. She's just a little girl. You think she's faking it? She has adult teeth? There are signs of puberty?

I don't know what's going on. How old are you? You should get a lawyer. You have no idea how those people hurt this girl.

I don't know what's going on. How old are you? You should get a lawyer. You have no idea how those people hurt this girl.

Sugar Land, one of the safest cities in America, has just been the scene of a horrific crime.

Sugar Land, one of the safest cities in America, has just been the scene of a horrific crime.

Too dead, too wounded. It looks like a horrific burglary gone bad. Or is it?

Too dead, too wounded. It looks like a horrific burglary gone bad. Or is it?

To Sergeant Marshall Slott, the signs of burglary didn't quite seem right.

To Sergeant Marshall Slott, the signs of burglary didn't quite seem right.

Nor was the fact that the only thing missing from the house was Bart's cell phone.

Nor was the fact that the only thing missing from the house was Bart's cell phone.

It's the little details that can be the undoing of one who would devise the perfect crime. The first clues for police arise out of the Whitaker's last supper. It was a celebration of Bart's announcement that he had just graduated from Sam Houston State University.

It's the little details that can be the undoing of one who would devise the perfect crime. The first clues for police arise out of the Whitaker's last supper. It was a celebration of Bart's announcement that he had just graduated from Sam Houston State University.

A tiny imperfection in Bart's plot that became a big crack.

A tiny imperfection in Bart's plot that became a big crack.