The Republican Death Spiral... Or How I Learned to Stop Worrying, and Love Eric Cantor

The Republicans in the House of Representatives now overwhelmingly hail from districts that are safely conservative. With little chance of losing their seats, are those on the far right driving the party's legislative agenda out of the mainstream? In doing so, are they perpetuating their exile by marginalizing moderates who can reach out to independent and dissafected Democratic voters? Do they risk losing even more seats by setting an agenda that members like Jim Gerlach (R-PA) and Mark Kirk (R-IL) cannot rationally vote for?