A lawsuit against the City of Kyle for violation of the federal Fair Housing Act started yesterday. The suit was filed by the national and Austin branches of the NAACP, the Home Builders Association of Greater Austin and the National Association of Home Builders. It alleges that Kyle has increased the cost of local housing by instituting revised zoning ordinances. According to the NAACP, the resulting increase in prices disproportionately affects minorities and the Fair Housing Act prohibits cities from zoning in a way that excludes housing for certain classes of people, even if officials did not intentionally discriminate....