Agent Terry Dykus (TBI)

Investigators also told Zach that people were telling them about things he'd said around town about Holly's disappearance.

The investigators also told him they were going to question people in his life again, including his brother Dylan and his friend Jason Autry.

The investigators also told him they were going to question people in his life again, including his brother Dylan and his friend Jason Autry.

The investigators also told him they were going to question people in his life again, including his brother Dylan and his friend Jason Autry.

Zach had a consistent response. He knew nothing about Holly's disappearance and was innocent. By the end of the interview, he asked for a lawyer. Zach was transferred to a jail in a nearby county on that pending unrelated charge of assault, which was eventually dismissed.

Zach had a consistent response. He knew nothing about Holly's disappearance and was innocent. By the end of the interview, he asked for a lawyer. Zach was transferred to a jail in a nearby county on that pending unrelated charge of assault, which was eventually dismissed.

Zach had a consistent response. He knew nothing about Holly's disappearance and was innocent. By the end of the interview, he asked for a lawyer. Zach was transferred to a jail in a nearby county on that pending unrelated charge of assault, which was eventually dismissed.

But about a week after that long interview, the same TBI agents showed up again to tell him that a grand jury had indicted him on aggravated kidnapping and first-degree murder in the Holly Bobo case. That second charge was significant. It meant that investigators believed Holly had been killed during the kidnapping, even though her body had not been found.

But about a week after that long interview, the same TBI agents showed up again to tell him that a grand jury had indicted him on aggravated kidnapping and first-degree murder in the Holly Bobo case. That second charge was significant. It meant that investigators believed Holly had been killed during the kidnapping, even though her body had not been found.

But about a week after that long interview, the same TBI agents showed up again to tell him that a grand jury had indicted him on aggravated kidnapping and first-degree murder in the Holly Bobo case. That second charge was significant. It meant that investigators believed Holly had been killed during the kidnapping, even though her body had not been found.

In the TBI press conference about Zach's arrest, law enforcement agents said they would not give details on what led to Zach's indictment. They added that the investigation was still active and ongoing and more suspects could be indicted. But Zach's indictment was a breakthrough in and of itself. At last, nearly three years after Holly's disappearance, the case had momentum.

In the TBI press conference about Zach's arrest, law enforcement agents said they would not give details on what led to Zach's indictment. They added that the investigation was still active and ongoing and more suspects could be indicted. But Zach's indictment was a breakthrough in and of itself. At last, nearly three years after Holly's disappearance, the case had momentum.

In the TBI press conference about Zach's arrest, law enforcement agents said they would not give details on what led to Zach's indictment. They added that the investigation was still active and ongoing and more suspects could be indicted. But Zach's indictment was a breakthrough in and of itself. At last, nearly three years after Holly's disappearance, the case had momentum.

Cindy Adams, Zach's mom, watched her son become the center of a national story. She spoke to Elizabeth Vargas in 2017 about what Zach was like as a kid.

Cindy Adams, Zach's mom, watched her son become the center of a national story. She spoke to Elizabeth Vargas in 2017 about what Zach was like as a kid.

Cindy Adams, Zach's mom, watched her son become the center of a national story. She spoke to Elizabeth Vargas in 2017 about what Zach was like as a kid.

She says Zach ended up dropping out of high school just a few months before his graduation.

She says Zach ended up dropping out of high school just a few months before his graduation.

She says Zach ended up dropping out of high school just a few months before his graduation.

Cindy says he went through drug treatment programs several times, but kept using.