To some longtime Republicans, the party faces an existential question on immigration.

“Once we deal with the issue, we’ll have a permanent majority for a generation,” said Gingrich. “But until we do, we’re permanently in danger of losing.”

Gingrich’s solution, regardless of whether Romney wins: “It’s going to require Jeb Bush coming to Washington for about six months and working directly with Marco Rubio and building a bipartisan majority. We really need Jeb to live in Washington for six months to get this done.

via The looming GOP civil war — whether Mitt wins or not – Jonathan Martin –