Defense Secretary Robert Gates is poised to sign the terms of reference for the Quadrennial Defense Review and the Nuclear Posture Review, providing detailed guidance for studies that will shape the fiscal year 2011 budget, bolster the Pentagon's focus on asymmetric threats and reassess America's nuclear arsenal, a senior defense official said today. The Defense Department issued a formal statement this morning saying the QDR had begun. The senior defense official said Gates would sign out the guidance in a...