Federal Reserve Chairwoman Janet L. Yellen told Congress Tuesday that the Fed still sees a need for its stimulus campaign while warning that the end is approaching. She said it is still concerned that despite the overall economic improvement, too many Americans continue to be unemployed or underemployed and wage growth is sluggish. She also noted that the Fed will not act until it “is reasonably confident that inflation will move back over the medium term toward our 2% objective.” Based on her remarks, it looks like the earliest interest rate hike would not be until the Fed holds its scheduled meeting at the end of July — if then. Read more