Explain this

Here is one of the ways this year’s presidential campaign is so unusual:

The elected officials from one of the two major parties are split on their nominee, but more than that, it is the in-party supporters to that nominee who will have a much harder time explaining themselves, down the road.

Presidential nominee Donald Trump has divided Republicans nationwide, and no less in the gem state. Of Idaho’s five major officials, there’s (as this is written) an even split, Governor C.L. “Butch” Ott...