The House pulled out a victory on the Central American Free Trade Agreement late Wednesday, though so narrowly that the White House may need to rethink its "bilateral" trade strategy. Protectionists have all the intensity on these smallish trade deals, while supporters tend to be less passionate than they would be on larger, multilateral agreements such as the ongoing Doha global trade round. Another negative political note is the declining support among Democrats for open trade. The White House had to deliver 202 House Republicans to pass Cafta, 217-215, because only 15 Democrats bucked their party leadership to vote yes....