(CBS) CBS11 in Dallas/Fort Worth has the story of a chronically obese woman's desperate plea for help. Karen Ferguson is leave her trailer home in northwest Tarrant County, Texas. The last thing she wanted is attention, but she is reaching out for help. "I would never bring myself down to go on the news looking like this," Ferguson said. "I would wish it'd be for a cure or that I'm doing good or something. But not like this. It's hard on the family." Ferguson estimates she weighs 700 pounds. She said it's because of her diabetes. Several years ago, at...