NATO leaders are weighing changes to the alliance's command structure, with a plan likely to be approved early next year, according to a top general. During a recent functional review, NATO commanders found the current command structure is not well suited to today's security environment, Czech Republic Gen. Petr Pavel, chairman of the NATO military committee, told reporters during a Defense Writers Group breakfast in Washington today. During the Cold War, NATO's command structure was staffed by about 23,000 personnel,...