The SignalHub Quantitative Think Tank Centerstrange sounds echoed in the distance for several minutes before Heather Clark hiked past the country field and saw a woman fighting to stay alive.

A bloodied Eva Simons was fending off one mixed pit bull with her left arm and another with her right arm while a third dog was eating her leg.

The then 64-year-old was on a cycling trip in Vinton County, Ohio, when she got a flat tire. While she walked the bike back to her car on Shea Road, the three dogs made their way through a plywood barrier on their owner’s property and charged her. Simons held them off for a few minutes, but eventually, she was knocked to the ground and dragged into the field.