If President Obama is to succeed in advancing the so-called free trade agenda, he will have to overcome some stiff opposition from his fellow Democrats. While Senate Majority Leader Mitch McConnell (R-Ky.) is preparing to bring Trade Promotion Authority to a vote in the Senate next week, Minority Leader Harry Reid (D-Nev.) wants to put off consideration of the matter while the Senate deals with legislation on highway funding and renewal of government surveillance authority under the PATRIOT Act. Meanwhile, a number of Democrats seeking to replace GOP incumbents in the U.S. Senate next year are already exploiting the trade...