University of Miami student Katarina Zarutskie was relaxing in the Bahamas' turquoise waters at Staniel Cay when seemingly-docile sharks surrounded her.
"It seemed safe, and I had seen all these photos, so I totally thought it was OK," Zarutskie said
Her boyfriend, Tom Bates, was taking pictures. They didn't consider the nurse sharks a threat until one of them bit her and pulled her underwater.
"Next thing I knew, I was underwater and adrenaline just kicks in," she said.
The 19-year-old model...