I dont know about Romney in light of the discussion
Me neither, for the sake of discussion, his father was a Mexican national and he's non-NBC for the same reason as Obama.
We're left with a handful of 3rd party candidates (probably including Paul as a Libertarian) Trump, Biden, and whoever Mitt tapped to be his Veep.
It would make a good novel, and sell a LOT of popcorn...
I’m assuming religious refugees would not file a Consular Report of Birth Abroad with the US consulate...