‘PETKOCH’: The Illinois attorney general is suing one of the companies piling up petroleum coke on Chicago’s Southeast Side. (Chicago Tribune)

MICHIGAN: In their final report to Gov. Rick Snyder, state energy and regulatory officials say Michigan can easily handle a mix of 30 percent renewable power, as the state becomes a leader in wind energy. (Detroit News, CBS Detroit)

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UTILITIES: A forum in Minnesota explores models for the utility of the future. (Midwest Energy News)

EPA: EPA officials hear opposing messages on power plant carbon rules at a “listening session” in a Kansas City suburb. (St. Louis Post-Dispatch)

COAL: Johns Hopkins Medicine suspends its black-lung program after an investigation finds coal companies paid millions for medical opinions used to deny miners’ disability claims. (NPR)

FRACKING: Why the drilling boom may be over sooner than we think. (USA Today)

CLIMATE: A UN report warns we’re quickly running out of time to prevent the worst impacts of climate change, and the White House will revisit its “social cost of carbon” figure. (The Hill)

ALSO: The University of Nebraska will conduct its own climate study to coincide with a limited report on “cyclical” changes ordered by the state legislature. (Omaha World-Herald)

ALEC: A new report catalogs ALEC’s mostly unsuccessful efforts to repeal or roll back state renewable energy standards. (Huffington Post)

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ELECTRIC CARS: Ford sold more plug-in hybrids than Toyota last month. (Detroit Free Press)

COMMENTARY: Five charts that explain the U.S. energy shift. (The Atlantic)