tens of thousands of homes, whole towns were being swept away, but zach didn't know that yet. >> i just wanted to find georgia, my best friend and also i just wanted to make sure she was all right. >> zach kept telling himself she was all right. noda, the small town on the coast where georgia lived, was protected by massive concrete sea walls and barriers. so your first thought wasn't oh god, she's in trouble, it was more, thank god there's a wall. >> yeah, it's there. there's just no possible way it could have gotten over that. >> how did you find out that you were wrong? >> well, i decided i just left. i left work. >> back in indiana, zach's parents, relieved their son was alive, got another e-mail. zach was going to look for georgia.