A retired Army veteran helped rescue a swimmer after a shark attack. The victim, a 43-year-old man, suffered a serious bite to his lower leg. Authorities reported the incident occurred in waters off Boca Grande Key.

The rescuer, a registered nurse, was boating with friends when he heard a call for help. He saw the victim had arterial bleeding and took action. Further details about the rescue and the victim's condition are available from the source, including an account from the nurse who helped save the swimmer.