A Senate committee on Wednesday approved a trade agreement with Latin American nations, moving Congress a step closer to a decision on an accord that may have minimal effects on the U.S. economy but is of considerable political import to the Bush administration. The Finance Committee approved the agreement by a voice vote, although it was closely divided on the issue. The bill now goes to the full Senate for a vote as early as this week. Passage in the Senate, traditionally more sympathetic to trade agreements, could give the measure some momentum in the House, where there is stiffer...