Is Sen. Jim Bunning a disgruntled fiscal responsibility warrior, or just plain "insane"? That's the question on people's minds after the Kentucky Republican unilaterally blocked a popular $10 billion unemployment benefits extension package and later raised his middle finger to reporters. While a few Republican senators seemingly supported Bunning's personal crusade against deficit spending, both the White House and conservative commentators have called his actions "irrational," and others have hinted that he's simply "lost his marbles." (Reportedly, Bill Clinton once said that the Bunning "sends shivers up [my] spine.) Watch Sen. Bunning, who's since removed his opposition, react to reporters questions below: