A local news anchor took the air Tuesday to blast a viewer who attacked her for being overweight. Jennifer Livingston of WKBT in La Crosse, Wis., slammed the viewer on-air after he wrote in to complain that Livingston wasn't "a suitable example for this community's young people, girls in particular" because of her size. "I was surprised indeed to witness that your physical condition hasn't improved for many years," the viewer wrote in the email titled "Community Responsibility." "I leave you this note hoping that you'll reconsider your responsibility as a local public personality to present and promote a healthy...