Former Pennsylvania Sen. Rick Santorum has set up a testing the waters account in anticipation of a possible 2016 presidential bid, CBS News has learned. The account allows Santorum, a Republican who ran for president in 2012, to raise and spend money under the same caps governing an actual campaign committee ($2,700 for individual donors, and $5,000 for couples.) Unlike a campaign committee, though, a testing the waters account does not have to disclose its finances. "He just formed the testing the waters account this week," Santorum adviser Matt Beynon told CBS News. "His timeframe for making a formal decision...