coronavirus testing January 4, 2021 4:30 pm More Chicago-Area Schools to Offer Saliva Testing Several suburban Chicago schools and some private schools are now testing students every week. And as NBC 5’s Chris Coffey explains, many schools are in fact using saliva tests. Local 2:19 West Loop business owner shares Vietnamese culture and heritage through coffee 0:45 Video: Michigan tornado uproots every tree on the property 0:44 What other bugs can we expect to emerge besides cicadas this year in Illinois? 2:12 As New York City implements downtown congestion pricing, here's how it would look in Chicago 2:23 Jewish students file lawsuit against Northwestern University following settlement with protesters