Then, she says, the voices took over completely. According to Andrea, she placed 6-year-old Garrett in a bathtub filled with water…and began choking him. "He said, 'You're choking me.' He said that a couple times, but then he didn't say anything else," she says. "It was just so unbelievable that I did that. I would never hurt him. I would never, never hurt him. He was so loved. He was so wanted. But I don't know why I did it. I'm so sorry. I'm so sorry."
target=_blank> Listen to her conversation with a 911 operator.
Garrett was rushed to a hospital, where he died four days later. Andrea pleaded guilty to first-degree murder, and she is currently serving a sentence of 42 years at a maximum-security prison.