Ron Paul’s supporters are actively encouraging Iowa voters to take advantage of Mitt Romney’s offers of free transportation to the Iowa Straw Poll in Ames on Saturday and then, once they are there, to vote for Mr. Paul. “Some say if Mitt is willing to bus Iowans to Ames for the straw poll, they should take him up on his offer!” says a flier in Iowa and on the Internet in advance of the straw poll for the Republican presidential candidates. The flier says that after riding the Romney bus to Ames, and allowing the Romney campaign to pay one’s...