Army Secretary John McHugh has called for an overhaul of the way the service prepares its weapons development and spending plans, directing the immediate implementation of a new "capability portfolio review strategy" designed to inform "tough decisions" the service will make in its fiscal years 2012 to 2017 investment blueprint. In a Feb. 22 memo to service leaders, McHugh appointed Vice Chief of Staff Gen. Peter Chiarelli to lead a one-year service-wide "review and assessment of requirements across all Army...