WASHINGTON -(Dow Jones)- Conressional negotiators reached an agreement shortly before midnight Thursday on sweeping U.S. trade legislation, clearing the way for the president to gain long-sought trade-negotiating powers as soon as next week. House and Senate conferees agreed on a five-year renewal of trade promotion authority, or TPA, which a U.S. president last enjoyed in 1994. House Ways and Means Committee Chairman Bill Thomas, R-Calif., said the conference bill is likely to pass the House Friday; while Senate Finance Committee Chairman Max Baucus, D-Mont., predicted the Senate will show broad bipartisan support in a vote likely to occur next week....