Cambridge Mayor Sumbul Siddiqui and Vice Mayor Alanna Mallon discuss Away and the Challenger documentary on Netflix, and then move on to City business: COVID-19 testing, Cambridge Public Schools re-opening and testing plans, the City Manager's contract extension and the reconsideration of that vote, a review of the City Charter, the Tenant Rights ordinance, a pilot to close Harvard Square to vehicular traffic, flu shot clinic information, and the call for artists for the Tobin Montessori and Vassal Lane Upper School public art. 9-24-2020