And the waves were hitting the roof of that building. >> he's taking me to the scene of his miraculous escape. this was the family resort in the hardest-hit part of the city, right on the edge of the sea. he takes me through the shattered shell. the mayor and 14 others were here when haiyan struck. the surge devastated the building, six-in-thick concrete walls were smashed like tissue paper, he says. >> then suddenly boom the door bang, the other one door blasted open. water gushed in. >> reporter: as the waters rose, seven took their chances outside while the mayor and the rest climbed into t...