Santorum's Wal-Mart connection

Apparently Wal-Mart has become one of Rick Santorum's biggest supporters -- they lent him the jet that he used to make fundraising trips to Florida this winter, have contributed extensively to his campaign, and seem to favor a lot of the policies he's been pushing in the Senate (or is that, he's been pushing their favorite causes?). Depending on your view of Wal-Mart and its tendency to exploitation of its employees (and, for that matter, its customers), this may further color your sense of PA's junior Senator...