Anne-Marie Green

Because it turns out Bud Ackerman did have a story to tell. He says Davis was standing near the middle of a dark road, approximately shown in this CBS News animation. Bud says he didn't see Davis until it was too late, that hitting him had been an accident. And Bud's team says they can prove it.

Because it turns out Bud Ackerman did have a story to tell. He says Davis was standing near the middle of a dark road, approximately shown in this CBS News animation. Bud says he didn't see Davis until it was too late, that hitting him had been an accident. And Bud's team says they can prove it.

Investigators are confident they could prove Bud Ackerman's truck had hit and killed Davis McClendon, but they knew proving Ackerman had done it on purpose might be harder.

Investigators are confident they could prove Bud Ackerman's truck had hit and killed Davis McClendon, but they knew proving Ackerman had done it on purpose might be harder.

Investigators are confident they could prove Bud Ackerman's truck had hit and killed Davis McClendon, but they knew proving Ackerman had done it on purpose might be harder.

And when investigators looked at that night, they learned Bud Ackerman had been tracking Davis and Meredith's whereabouts for hours.

And when investigators looked at that night, they learned Bud Ackerman had been tracking Davis and Meredith's whereabouts for hours.

And when investigators looked at that night, they learned Bud Ackerman had been tracking Davis and Meredith's whereabouts for hours.

Using security video, phone records, and even data from Bud's own truck, authorities built a timeline. They began with Meredith's phone, Lieutenant Matthew Womack of the Greenwood County Sheriff's Office.

Using security video, phone records, and even data from Bud's own truck, authorities built a timeline. They began with Meredith's phone, Lieutenant Matthew Womack of the Greenwood County Sheriff's Office.

Using security video, phone records, and even data from Bud's own truck, authorities built a timeline. They began with Meredith's phone, Lieutenant Matthew Womack of the Greenwood County Sheriff's Office.

A slew of calls and text messages Bud had made to Meredith leading up to the collision. At 8.54 p.m., Bud texts Meredith, why do you hate me? I just don't understand. She doesn't respond to him. She's out with Davis at a local restaurant.

A slew of calls and text messages Bud had made to Meredith leading up to the collision. At 8.54 p.m., Bud texts Meredith, why do you hate me? I just don't understand. She doesn't respond to him. She's out with Davis at a local restaurant.

A slew of calls and text messages Bud had made to Meredith leading up to the collision. At 8.54 p.m., Bud texts Meredith, why do you hate me? I just don't understand. She doesn't respond to him. She's out with Davis at a local restaurant.

and being interrupted by Bud's attempts to reach her. What was the FaceTime conversation like?

and being interrupted by Bud's attempts to reach her. What was the FaceTime conversation like?

and being interrupted by Bud's attempts to reach her. What was the FaceTime conversation like?

So at that point, he knows that you're out with Davis. Mm-hmm. While Meredith continued her date with Davis, security cameras catch Bud Ackerman at 1040 p.m., arriving at a popular Greenwood club called Key West.

So at that point, he knows that you're out with Davis. Mm-hmm. While Meredith continued her date with Davis, security cameras catch Bud Ackerman at 1040 p.m., arriving at a popular Greenwood club called Key West.

So at that point, he knows that you're out with Davis. Mm-hmm. While Meredith continued her date with Davis, security cameras catch Bud Ackerman at 1040 p.m., arriving at a popular Greenwood club called Key West.