African-American lawmakers are irate that the Obama administration has promised Sen. Blanche Lincoln (D-Ark.) $1.5 billion in farm aid while claiming it can’t pay a landmark legal settlement with black farmers. Six members of the Congressional Black Caucus wrote to President Obama on Thursday calling on him to find a way to compensate black farmers who suffered discrimination in government loan programs during the 1980s and 1990s. The letter was spurred by behind-the-scenes deal-making in the Senate as part of an effort to pass small-business legislation. White House Chief of Staff Rahm Emanuel promised Lincoln, who sponsored the provision, that...