Neither Sens. Rand Paul nor Marco Rubio signed a friend-of-the-court brief asking the Supreme Court to allow the question of marriage to be decided by the states. Ted Cruz is the only announced presidential candidate from the Senate who’s signed the brief which was joined by 57 members of congress, but only only six Senators. The brief argues that that — based on the ideas of Federalism — the issue of marriage has traditionally been left to the states and that is where the Supreme Court ought to let it stay. “[O]ut of deference to the States as separate sovereigns...