She took a DNA test for fun – police used it to charge her grandmother with murder in a cold case
By Taylor Galgano, CNN
Jenna Gerwatowski, left, says the case was always a big mystery in her town. She had no idea the grandmother she'd never met, Nancy Gerwatowski, right, could be behind it.
Photo: CNN / Jenna Rose Gerwatowski/Mackinac County Sheriff's Office
It was the middle of Jenna Gerwatowski's workday at the local flower shop in Newberry, Michigan, when she got a call from an unknown number.
The now 23-year-old doesn't usually answer unknown calls, but says she decided to pick this one up in May 2022.
To her surprise, it was a detective from the Michigan state police.
"He was like, 'Have you heard of the Baby Garnet case?'" Jenna told CNN.
Jenna had heard of it. In 1997, a deceased infant was found in a campground pit toilet at the Garnet Lake Campground - right where Jenna...