A diver separated from his boat off the coast of Australia said Sunday he was lucky to be alive after being forced to swim miles back to shore — shadowed by a large tiger shark. The spear fisherman, named in local media as John Craig, was underwater off Western Australia state Friday when his boat was … Continue reading In Australia Lost diver swam miles to shore stalked by shark A diver separated from his boat off the coast of Australia said Sunday he was lucky to be alive after being forced to swim miles back to shore — shadowed by a large tiger shark.