Yesterday, the House failed to pass the Amash amendment, which would have cut off funding for the NSA’s program collecting information about all Americans’ phone calls. There was quite a bit of talk about how bipartisan the vote was on both sides, with Democratic and Republican civil libertarians finding common cause on one side, and Democratic and Republican national security hawks on the other. So here are two maps you can compare: The first is a simple map of the U.S. by Congressional District, with Republican seats in red and Democratic ones in blue. The second map — which is...