Nevada is used to high rollers, but the state has special reason to be blase about this set.

President Obama is in the state, prepping for his Wednesday debate with his Republican rival, Mitt Romney, after headlining a Sunday night rally in Las Vegas. Romney's wife Ann arrives in Las Vegas Monday for a rally in nearby Henderson and then an evening fundraiser at the home of Republican mega-donor Sheldon Adelson and his wife, Miriam, no slouch herself in the political underwriting department. And first lady Michelle Obama arrives Wednesday for a campaign stop in Reno.

Residents of the ...