When John Kerry toured the Hiroshima Peace Memorial and Museum this week before meeting foreign ministers at the G-7 Summit, Reuters reports that he had witnessed “haunting displays [of] photographs of badly burned victims, the tattered and stained clothes they wore and statues depicting them with flesh melting from their limbs.” “It is a stunning display. It is a gut-wrenching display,†explained Kerry. “It is a reminder of the depth of the obligation every one of us in public life carries … to create and pursue a world free from nuclear weapons.” Iran exempted, of course. But, really, is this...