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With a global climate deal under negotiation in Paris, the Republican-led US Congress on Tuesday is expected to repeal White House regulations on reducing greenhouse gas emissions, a move certain to spark President Barack Obama's veto. Votes to block a pair of Environmental Protection Agency (EPA) rules that limited carbon dioxide emissions from existing and new US power plants were due in the House of Representatives, after the measures passed the Senate last month.
Chicago's police chief was ousted on Tuesday following days of unrest over video footage showing the shooting of a black teenager and the filing of murder charges against a white police officer in the young man's death. Mayor Rahm Emanuel announced during a news conference he had asked Police Superintendent Garry McCarthy to resign. The white officer, Jason Van Dyke, was charged a week ago with first-degree murder in the killing of Laquan McDonald, who was shot 16 times.