He was in big trouble," said one woman on shore. She called 911. He was still shouting and fighting. They could not see a shark, but they knew the surfer was being attacked by one. Again, the surfer went under. Four surfers hopped onto their boards and swam rapidly out to the surfer. By the time they got to him, he was alone. The shark had given up on the taste of the rubber wetsuit and the battle that the surfer had put up.