"With Trump’s call to 'expand' the U.S. nuclear arsenal, there is a growing possibility that these recommendations could turn into reality,” write Philip E. Coyle and James McKeon, analysts at the Center for Arms Control and Non-Proliferation, in Politico. “This is terrifying,” said Senator Dianne Feinstein (D-Calif.) in the Washington Post, “and deserves a swift, full-throated rebuke."