September 16, 2021 7:10 pm Nightly Update: 911 Tapes, Mexican Independence Day, COVID at School The top Chicago-area headlines you need to know from Sept. 16, 2021. Local 2:05 Cabinet of Curiosity creates unique pedal-powered playground 1:42 Human arm found at Waukegan beach could be linked to death of Milwaukee woman 1:52 Food truck fest brings wide array of cuisines to Daley Plaza 1:58 Bill would ban cars from stopping on highway shoulders near O'Hare Airport 2:04 Aurora teacher retiring after 54 years receives surprise send-off