(Editor's note: This story has been updated to reflect that Sen. McCain's white paper proposes Army spending be increased by $4.8 billion above the current plan for more troops, and not the $14.4 billion as previously reported.) Sen. John McCain's (R-AZ) proposed blueprint to hike U.S. military spending would boost the Army's budget by $100 billion between fiscal years 2018 and 2022 compared to the Defense Department's current forecast, including $67 billion to increase the size of the service...