Romney’s $5 Million Ad Blitz  
[National Journal, 2/15/12] Romney and a super PAC that backs his campaign are about to embark on a television blitz aimed at tearing down Santorum and Newt Gingrich, an assault that already adds up to more than $5 million in key primary states—and there are few signs either of Romney's rivals have the financial ability to respond, as National Journal’s Reid Wilson writes.