The article titled "Chicago's mayoral election explained" from PBS NewsHour discusses the upcoming election for mayor in Chicago. The election is being closely watched as the current mayor, Lori Lightfoot, is facing a number of challenges in her bid for re-election.

The article provides an overview of the current state of politics in Chicago, including the city's history of political corruption and the challenges facing the city in terms of crime, poverty, and inequality. It also explains the key issues at stake in the election, such as the city's budget, education, and public safety.

The article then goes on to discuss the candidates who are running for mayor, including Lightfoot and her main challenger, Toni Preckwinkle. It provides background information on each candidate, including their political affiliations, previous experience, and positions on key issues.

Overall, the article provides a clear and informative overview of the upcoming election for mayor in Chicago. It highlights the key issues at stake and provides readers with the information they need to understand the political landscape in the city. It also offers insights into the challenges facing the city and the candidates who are vying for the position of mayor.