A professional surfer in Florida was injured Saturday when a shark bit his elbow, leaving him bloody and with deep tooth marks. According to WJXT, surfer Frank O'Rourke was surfing at Jacksonville Beach around 3:30 p.m. when the shark latched onto his arm, knocking him off his board. O'Rourke's friend, RJ Berger, saw the whole thing happen. "He was right there behind the wave and boom, that's when he got hit," Berger said. Berger said O'Rourke was treated by a lifeguard but did not go to a hospital, even though Berger said he thinks his friend could have used a...