April 15, 2004, 8:38 a.m. Santorum’s Shame Say it ain’t so, Rick. No one can question Pennsylvania Senator Rick Santorum's free-market and pro-growth credentials. Santorum has been ranked as one of the most fiscally conservative Republicans in the Senate by groups like the National Taxpayers Union. He has led the fight for tax cuts and smaller government. And pro-growth contributors, for their part, did a lot of heavy lifting to help get Santorum into the Senate in the first place and into the leadership position he now holds. It was an investment that has paid off in spades. That is...