The congressional intelligence committees traditionally function as some of the least partisan committees — as they should. Oversight for security threats to this country is too great a responsibility to let committee business devolve into finger-pointing and score-settling along party lines, but that’s exactly where the level of discourse has gone under Nunes’s “leadership.” He’s not searching for truth, he’s running interference for the White House, abdicating his role as a member of a coequal branch of government, dragging his fellow committee members down with him and exposing House leadership as ineffectual and foolish.