ROCKWALL COUNTY - A North Texas homeowner wants you to learn from his family's tragedy. The fire hydrants in his neighborhood are turned off. But he didn't know that until June 24th, the night his house caught fire. "My grandfather died last year. My wife's grandfather died last year. All our pictures were the biggest thing that we lost," said Eric Aderholt. It didn't have to happen. When the fire began, firefighters from around Rockwall County responded quickly. But when they went to hook hose to hydrant, there was no water. "No one ever told us that they were turned...