Shallow Walters News Today

A new two-year study to tag and track tiger sharks. theyre known to travel all over the island and swim in very shallow walters. >> meanwhile victims are recovering from their injuries. abcs neal karlinsky has more. >> reporter: this 16-year-old is lucky to be sitting in the hospital and he knows it. he was surfing one of his favorite spots on hawaiis big island sunday afternoon when a shark about 8 to 10 feet attacked. >> it hit me so fast i didnt know what was going on. >> reporter: his friend...