The Defense Department is awaiting a massive budget boost from the White House that will pay for a substantial increase in the total size of the U.S. military, swelling the ranks of its ground forces and outfitting them with new equipment, according to Pentagon officials. Senior White House and Pentagon budget officials are preparing new guidance that is expected to significantly revise the military spending plan for fiscal years 2008 to 2013, these officials say. That plan was all but...