"It's funny," Abby Huntsman says with a grin partway through a recent interview from her Connecticut home. "I haven't turned on the TV because I just … I can't. I watch reruns of Modern Family ...

Abby Huntsman and Meghan McCain say they’re like sisters, and they have the stories to prove it. There’s the day-or-night Facetiming; the text thread full of memes and funny tweets that one or ...