President Obama has shelled out more in federal spending than the five presidents that came before him. A new chart by the Comeback America Initiative (CAI), a non-partisan group dedicated to promoting fiscal responsibility by policymakers, shows federal spending by president as a percentage of GDP, and it doesn't reflect well on Obama. "There has been a dramatic increase in spending under the Obama administration," David Walker, Founder and CEO of CAI, told Whispers. "Most of it is attributable to year one of his presidency and the stimulus... but President Obama has continued to take spending to a new level."Federal...