He didn't start the fight, but he certainly seemed intent on finishing it.
With Mitt Romney's recently released tax returns serving as a major story this week, many expected the issue to surface during Thursday's debate, putting him on the defensive over what Newt Gingrich described as Romney's world of "Swiss bank accounts and Cayman Island accounts."
Shortly after Rick Santorum criticized the continued questions about Gingrich's consulting work and Romney's personal wealth -- saying they are "distracting" voters from the "most important issues" -- CNN's Wolf Blitzer tossed a softball at Gingrich, asking him to expand on his criticism of Romney's lavish lifestyle.
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