? Columnist Scott Mooneyham offers an explanation for the Obama campaign’s decision to come back to NC for a general-election appearance, and why state Republicans and Democrats reacted the way they did.

? Pat McCrory argues that federal regulations can sometimes make air quality worse rather than better. Mike Munger comments on why the Libertarian nominee was not included in plans for gubernatorial debates. Gary Pearce chimes in on what he’s hearing about the candidates’ debating strengths.

? The Dome reports that politicos in Washington are buzzing about the Elizabeth Dole-Kay Hagan race. Longtime Human Events election analyst John Gizzi forecasts an inevitable Democratic gain in the U.S. Senate, with the NC race among the top 10 to watch.