Starting New Year's Day, if your car breaks down on a Houston freeway, expect a tow truck to show up promptly to whisk you out of the way whether you want the service or not. Houston's new towing ordinance takes effect Saturday. It is a major piece of Mayor Bill White's traffic-management plan that declares all freeways to be tow-away zones. The city has signed contracts with wrecker companies to patrol 29 freeway sections and immediately remove any stalled or wrecked cars, expanding a pilot project that's been in place on the Katy Freeway since March. White contends the policy...