Sun-Times City Hall reporter Fran Spielman interviews Kennedy Bartley, Mayor Brandon Johnson's Chief of External Affairs, about Chicago's progressive revenue needs, the upcoming city council vote on a $300 million property tax, and the broader budget process. Bartley discusses the mayor's commitment to transparency, collaboration, and values-focused budgeting, addressing issues from tax proposals to police funding cuts, and referencing historical comparatives to past administrations. The conversation also covers Bartley's controversial past comments about the police, the challenges of collaboration within city government, and the mayor's strategy for progressive revenue generation.