it. >> all of a sudden, i just hear oh, bleep, he's in the cave. >> oh, [ bleep ] he's in the cave? >> and apparently, one of the younger teens that had just arrived had jumped off and his timing couldn't have been worse. all of a sudden, we seen him struggling. and then just the most massive swell of the day that i had seen came rolling. and it turned from oh, my god to oh, my god! >> stay calm. >> gary hands the camera back to hillary and heads toward the water. >> i go down to the water's edge. i'm trying to grab his hand. and i jockeyed down deeper into the water. and hold my hand out. >> the swells were hitting him, taking him under. i started really freaking out. >> i remember just thinking we're all going to watch this kid drown. >> gary had put his hand in and was trying to lift this young