hugh alexander is now exhausted trying to stay afloat and alive. and then -- >> hey, no. hey! ons seem right for another rescue attempt and alexander appears for the second time. as the life guards swoop in, you can hear the cheers from the relieved crowd from up above. but it's not over yet. >> all of a sudden we saw the victim come out of the cave, the life guard grabbed him and got on to the jet ski and they took off only to fall off the back end because of another swell that washed him off. >> it's a nightmare that just won't end. luckily, this time there's a life guard tethered to a life ring and alexander has the help he needs to survive. >> they managed to get out. >> cut, cold, exhausted, but alive. alexander is taken to the beach for medical attention and later recounts his ordeal. >> i had cuts above and below my eyes and under my chin. for two and a half hours i was sure i was going to die. just like being tossed around in a washing machine. >> miraculously, he suffers only minor injuries. but the trauma he endures is certainly not fleeting. >> the lesson is, you don