Nightly News | September 02, 2010
BRIAN WILLIAMS, anchor: Just when you try to live a clean life, according to a survey by health officials in Los Angeles , one in seven home kitchens in this country would flunk a restaurant cleanliness inspection. They say the big home offenders are dirty sponges, leftovers left out too long at room temperature, dirty shelves and cabinets. You know who you are .