The House Armed Services Committee wants the defense secretary to provide insight on measures it should take to ensure that adversaries do not mistake a Conventional Prompt Global Strike launch for a nuclear one. The fiscal year 2017 defense policy bill calls on the defense secretary to provide a briefing to lawmakers by Dec. 15, 2016, describing "any reciprocal confidence-building measures (CBM) that are appropriate should the United States deploy a Conventional Prompt Global Strike capability." This CPGS capability is...