Star Tribune: A long-simmering dispute between North Dakota and Minnesota appears to be coming to a head. North Dakota Attorney General Wayne Stenehjem is saying he very likely will sue Minnesota over its so-called “carbon tax” on emissions, calling it an illegal attempt to regulate another state’s industry. “We simply feel that we’ve been forced into this posture,” Stenehjem said in an interview this week. “We have attempted everything we can think of to work with officials in …