Elizabeth Warren joined picketing teachers in Chicago on Tuesday as the Chicago Teachers Union strike continues and classes in the city school system, the third-largest in the U.S., were canceled for a 4th day

Elizabeth Warren joined picketing teachers in Chicago on Tuesday as the Chicago Teachers Union strike continues and classes in the city school system, the third-largest in the U.S., were canceled for a 4th dayhttps://t.co/zQdWjvSFSp

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